[Tomb Notes bg] Lost Notes
Chapter 57 Departure from Thunder City
A few people quickly found a robbery hole, covered with futons, already full of weeds.
The fat man insisted that he had to go down to see what was going on, but the black blind man thought that this tower was related to listening to or guiding thunder, so he couldn't go down rashly.
Then Heixiazi looked at Nan Xing, and said that in the results of the investigation with Nan Xing in the Dumb Village, Xiao Hua did not tell Wu Xie about another part of the Dumb Village discovery, mainly about the secret of Lei Sheng and the result of the secret protection mechanism. - Goes hoarse after hearing thunder.
The blind man said: "If Leisheng itself has a protection mechanism and we don't know it, we may be hurt if we know the secret of Leisheng. Therefore, we need to discuss who we are going down now. If we all become dumb , it's not worth it."
It is rare for a fat man to be coaxed by a blind man, so he asked the black blind man, "Why didn't you tell me about that village before?"
The blind man grinned, suddenly a little embarrassed: "Hey, it's a personal matter."
Seeing Hei Xiazi's expression, Nan Xing suddenly recalled that the so-called private matter was actually being picked up by three girls, and three peach blossoms bloomed at the same time, even Hei Xiazi was so dizzy.
The fat man said: "You just want to say that you might become dumb if you continue talking, so let's just say the conclusion."
The blind man said: "I think the fat man and the dumb should go, because he doesn't really need to talk anyway, fat man, you should talk enough in the first half of your life, and talk less in the second half of your life..."
Heixiazi hadn't finished speaking when he saw Nan Xing had lifted the grass cover and jumped down in an instant.
The blind man looked at Zhang Qiling: "Just like you, there is no organization and discipline."
Zhang Qiling ignored him and also dodged down.
The fat man made a gesture of spreading his hands towards the blind man, and said, "Okay, we will stay on top in case there is danger from thunder, and then we will do rescue."
After Nan Xing came down, he just turned on the flashlight when he saw Zhang Qiling also come down. After he glanced at her, he began to check the situation of the ancient pagoda without saying a word during the whole process.
Although the ancient pagoda is made of tiles and wood, it is well preserved except for some color aging because it is covered with bronze pouring outside.There is a smell of sulfur in the air, and it is very likely that this ancient tower is connected to the depths of the underground rock formations.
After Zhang Qiling checked around, he sent a safe signal to Wu Xie and the others.
After Wu Xie and the others came down, Zhang Qiling jumped onto the beam and patched up the entrance. It was pitch black inside, and everyone turned on their flashlights.
A group of people went down two floors, and found a plaque on each floor, the top floor was "Qingyang End Calamity", and the next floor was "Thousand Dashu Calamity".
Nan Xing looked at Wu Xie and Hei Xiazi, their expressions were a little bit wrong, and they probably understood the meaning of this unit.
In ancient China, the smallest unit was called Nirvana Silence, and thousands of large numbers represented a huge number.If this is the case, each floor of this tower represents a catastrophe. According to this arrangement, how many floors does this tower have?
Wu Xie's idea was the same as Nan Xing's. He briefly stated this set of guesses. As soon as the fat man heard this, he began to calculate the depth of the tower according to this set of theories, and how long it would take to walk next.
The blind man's flashlight swept across the wooden wall, and then scraped off the moss-like thing covering the wall with his hands, revealing the mural behind. He was about to call Nan Xing to come over to have a look, when he saw that Nan Xing had just done the same He does the same thing.
The two of them looked at each other, and then the black blind man said to Wu Xie and the others: "The style of the murals is the same as what we saw in Dumb Village. If the way the golden boy teaches immortality is to listen to Lei, then the golden boy Pope I chose this village and used the method of skull punching to control the villagers, and helped him find the secret of Tinglei in the Nanhai Kingdom in the underground river, so such a strange custom was formed in the village. The cult at that time was really play hard."
Nan Xing nodded and said, "Then this place should be the ancestral home of the Golden Boy Sect. All the things they found and learned about Tinglei should be in these towers."
Fatty calculated the depth of the tower a dozen times on the sidelines, but each time he couldn't make it to the end. Nan Xing rarely saw him so eager to learn.
The fat man made another round of calculations and said to Wu Xie: "According to what you say, we have to hurry up. According to our current speed, it may take half a month to complete the tower. And the lower the floor, the higher the floor. The last floor may There must be 100 meters, so how do we go down?"
"There was no such thing in the ancient Chinese system. China was very particular about standards. This kind of non-standard things can only be produced by folk cults." Wu Xie said.
"It feels like deconstructionism has crossed into ancient buildings. The person who designed this tower is probably ambitious but no one appreciates it. In the end, he had to join a cult and shine. He might be an architectural genius today." Nan Xing joked aside road.
"This is the Sky Pagoda." Zhang Qiling said suddenly.
Everyone turned their eyes to him, waiting for what he would say next.Nan Xing has never seen anyone among them get this kind of treatment when talking, probably because the handsome and quiet people are more delicate.
And Zhang Qiling just said to them: "Everyone walks in my footsteps." He ignored them and went down.
The fat man shouted from behind: "Tell me a few words, little brother, I'm still a child, I can't stand the appetite. What is the Sky Tower?"
While complaining about the cuteness of the fat man, Nan Xing felt that there was nothing wrong with the fat man's words. In Zhang Qiling's eyes, she and the fat man Wu Xie might both be children.Um?Wait, there seems to be something wrong, so the reason why the younger brother doesn't like her is because he can't accept the love between grandpa and grandson? !
Nan Xing quickly rejected this idea, because age cannot restrain him. It is entirely possible that he does not like her because he does not have the concept of liking in his heart, and the word love may not exist in his world at all.
Nan Xing shook his head and drove all these thoughts out of his mind. While following Zhang Qiling's footsteps, he turned his head and smiled at the fat man: "Let me translate the meaning of the little brother for you. The full name of Tianta is Tianjin Radio and Television Tower." , now please follow his footsteps into the live broadcast room."
"Look at you, you don't learn at a young age, but you learn how to fool around like your fat man." The fat man said, "Brother, take care of her."
In the darkness ahead, Zhang Qiling casually tapped twice on the wooden wall next to him. It was knock knock, meaning be quiet.
The fat man immediately stopped talking and glared at Nan Xing. Nan Xing showed a big smile at the fat man.
The more you go down the stairs, the stronger the smell of sulfur, Zhang Qiling is very fast, leaving a footprint with every step, and everyone dare not go beyond half a step.
The height of each lower floor will be three to four meters higher than the previous one. The plaque is as expected, and each floor represents a final catastrophe.
When Zhang Qiling stopped again, they came to the middle part of a floor about 30 meters high. The flashlight below showed that the bottom was still deep.
The group led by Zhang Qiling continued down, and slowly fell to the bottom of this floor.
He backhanded another cold firework and threw it into the water.The cold fireworks sank, slowly illuminating the shadows below, and saw countless corpses of children sinking to the bottom of the water.On the bodies of these children, there are strange white ribbon-like things, which have been completely dyed yellow by sulfur, and go deep into the deepest part of the spring.
"What are those?" asked the fat man.
Zhang Qiling turned around: "They use children to fish in this pool."
Zhang Qiling fired another cold firework, and the fat man immediately said: "Brother, take it easy, we are starting a business this time, so we don't have so many cold firework."
"You are really reminding us how poor we are now." Nan Xing said, "Brother has his own purpose, you just take care of yourself and don't throw mines. Just let it go."
Zhang Qiling waited, then aimed the cold fireworks at a certain position, the fireworks sank slowly against the edge of the spring, and there was a huge arch lying across the bottom of the spring under the child's corpse.
Zhang Qiling said: "These corpses of children have been soaked in the poison. These people use the corpses of children to catch that thing here, trying to poison it to death."
The fat man said, "I heard that when the bridge was built, boys were used to worship the bridge. Tell me, is that thing under the spring a bridge?"
"Did Qiaoshen die poisonously?" The fat man asked Zhang Qiling, "Did you remember wrongly? Your memory is not good."
Zhang Qiling glanced at Fatty, Nan Xing understood Zhang Qiling's eyes, and said to Fatty, "Why don't you go down and try?"
Wu Xie also said: "You just said that you are still a child, so it can only depend on you."
The fat man said: "After experiencing so much just now, I feel that I have grown up suddenly."
At this moment, there was a sudden thud and ripples on the surface of the water, as if something had fallen from a high beam.
Looking up and shining the flashlight, I saw a huge thing hanging on the top of this floor, which seemed to be a big clock with many things stuck on it.It seems to be all charms and paper money.
Every floor of the tower before was worshiped by idols, and there were all kinds of cobbled together gods in religious mythology, but when we arrived here, two such unimaginable things suddenly appeared, one was sealed in a big bell in midair, and the other sank in the sky. underwater.The evil spirit was overwhelming, and all the evil spirits of the Golden Boy Sect were revealed in an instant.
The fat man said: "I have an idea. Look, there is one hanging on the top and one hiding below. Why do you hang them so far away? I think these two things must not be put together, otherwise they will be hung together." It’s fine on the top, do you think it’s possible, let’s knock down the thing above and let it fall into the water, and then we’ll take a closer look to see if it’s a fight between a dragon and a tiger, or the old monster from Montenegro fighting the Xiangxi Corpse King.”
The blind man laughed: "This is good, this is good, you can do it, my friend."
Nan Xing leaned against Zhang Qiling, and said: "Whoever said that they are enemies if they are far away, maybe they are the Cowherd and the Weaver Girl, how can they attack and block them later? You and Old Wu are about to open the coffin when they meet each other." One is that when opening a coffin, one must have the physique of a zongzi. I already have a faint feeling that something big is going to happen."
The fat man continued: "Let me analyze it. Anyway, if we can't go down, we have to climb another tower. If the situation is still the same in the next tower, what should we do? You have no choice."
Everyone remained silent, and finally decided to treat a dead horse as a living horse doctor, and just try it like this.Several people climbed back all the way, and climbed back to the top of the stairs. The clock was far away, and it was completely out of reach without trying.Even if you use a gun, an ordinary gun will definitely hit the chain or the beam above.
At this time, Hei Xiazi and Zhang Qiling jumped up almost at the same time, stepped on the fat man's shoulders, and jumped towards the beam at the same time.
This distance is not a distance that ordinary people can jump. Both of them hung on the beam with their fingers, and then turned over.
The two walked carefully on the beam and reached the top of the clock.The blind man said: "The copper chain is beaten to death in the copper beam, and the tower may not be broken even if the tower collapses." He looked at the copper chain, and carefully climbed up to the bell along the copper chain.
Wu Xie said: "There must be a live buckle, otherwise such a heavy thing cannot be assembled at one time. Look at the connection between the clock and the chain."
The blind man shook his head, and said to Wu Xie, "Even if there is a live clasp, it's still inside the clock."
After finishing talking, Zhang Qiling held hands with him, and directly used him as a rope to hang down from the beam, sticking to the big bell, their movements were very gentle.It can be seen that the two people are very skilled and have a good understanding.
After that, Zhang Qiling turned his head to look at Wu Xie, and stretched out his hand to him.
Nan Xing looked at the situation and realized that the clock was too big, the two of them couldn't reach under the clock, so he let Wu Xie jump over it.
Wu Xie looked at the distance, and said to Zhang Qiling: "If you want me to die, you just come over and kill me. How the hell can I jump over?"
The fat man said to Wu Xie: "I'll throw you there, there's water under here, even if you fall, you won't die, don't be cowardly, it's not the first time for you."
Wu Xie lowered his head and looked down, seeing the darkness, he said to the fat man, "How about this, I'll throw you there."
Zhang Qiling put down his hands and looked at them helplessly.
At this time, Nan Xing said: "Old Wu, don't worry, I've done the calculations for you, it's definitely all right.
Assuming that the horizontal initial velocity at which the fat man throws you is V0, then you start to decelerate from V0 after you take off. Since the air resistance is proportional to the square of the speed, the air resistance can be considered separately in the horizontal direction and the numerical direction.
First calculate the movement in the horizontal direction. The vertical cross-sectional area of an adult is S1, and the lateral vertical cross-sectional area is S2.
According to Niu's second law: -1/2CρSVx^2=m*d(Vx)/dt
Among them, C is the air resistance coefficient. For people, C=0.865 is desirable.
Among them, ρ=1.185g/cm3 is the air density at 25°C under one atmospheric pressure.
Your weight is about m=65kg.
令S=S1+S2=0.5+0.25=0.75m2。
Then: CρS/2m*dt=-d(Vx)/Vx^2
Integrating both sides of the above formula can be obtained: CρS/2mt=1/Vx-1/V0
Then v_x=(2m*V0)/(2m+CρS*V0*t)
x=∫Vxdt=2m/CρS*ln(1+(CρS*V0)/2m*t)………….(1)
Suppose your horizontal initial velocity is V0=2.7m/s, then the time you reach the bell after being thrown out is t=1.88s
In the vertical direction, assuming that the height of the bell can be reached in the ascending stage, the direction of air resistance is always downward, and it can be obtained:
-mg-1/2CρS*Vy^2=m*d(Vy)/dt
-CρS/2mdt=-d(Vy)/(Vy^2+2mg/CρS)
For convenience, let: k1=CρS/2m
k2=√(2mg/CρS)
Comparing the integrals on both sides of the above formula, the vertical initial velocity at the vertical instant when the fat man throws you is V1, then we can get:
-k1*t=1/k2[arctan(Vy/k2)-arctan(V1/k2)]
则:Vy=k2tan[arctan(V1/k2)-k1k2t]…………………..(2)
At present, our distance from the clock in the numerical direction is 10m, then we can integrate both sides of the equal sign in formula (2), and we can get:
∫Vydt=k2{ln|cos[arctan(V1/k2)]|-ln|cos[arctan(V1/k2)-k1k2t]|}=10
则v_1=(k2/e^(10/k2)-k2cos(-k1k2t))/sin(-k1k2t)
It can be seen from the previous calculation that t=1.88s
Then the vertical initial velocity is V1=10.911m/s
验算你到达钟的时候竖向速度为Vy=k2tan[arctan(V1/k2)-k1k2t]=1.613m/s
Still on the rise, in line with the previous assumptions.
So the fat man only needs to throw you out at a horizontal speed of 2.7m/s and a vertical speed of 10.911m/s (equivalent to the speed when running a 11.24-meter sprint), equivalent to a total speed of [-]m/s, and you can safely and Brother butt.
So old Wu, don't worry, you have to believe in science.
Fatty, just throw it with all your strength. "
Everyone looked at Nan Xing and said nothing, the fat man turned his head and asked Wu Xie: "What is she talking about?"
Wu Xie spread out his hands: "The brain circuit of Xueba."
After he finished speaking, he stood aside and said to Nan Xing: "You are so sneaky, you come and you come, I will throw you over."
Nan Xing shook his head and said with a smile: "If my little brother stretched out his hand to me, I would pass without even thinking about it. It's a pity that he stretched out his hand to you. I can only help you here."
Wu Xie took a deep breath, looked at the distance, then at the fat man, and said, "Come on, throw it on time, with an initial velocity of 11.24m/s." He had a heroic expression on his face.
"Student master, please explain how to throw an initial velocity of 11.24m/s." The fat man rubbed his hands and asked Nan Xing.
"This speed is about the same as the world record for a [-]-meter sprint. If you think about it, you can follow that standard. I'm optimistic about you, big brother!" Nan Xing patted the fat man on the shoulder.
The fat man glanced at Nan Xing dubiously, then slipped Wu Xie's waistband with one hand, tugged at his collar with the other, and yelled "Get away!"
Immediately when Wu Xie was lifted up, there was the sound of his belt snapping almost at the same time, and the whole person was thrown into the air. Wu Xie stretched out his hand, was grabbed by Zhang Qiling, and hit the clock directly, making a loud bang. .
The fat man insisted that he had to go down to see what was going on, but the black blind man thought that this tower was related to listening to or guiding thunder, so he couldn't go down rashly.
Then Heixiazi looked at Nan Xing, and said that in the results of the investigation with Nan Xing in the Dumb Village, Xiao Hua did not tell Wu Xie about another part of the Dumb Village discovery, mainly about the secret of Lei Sheng and the result of the secret protection mechanism. - Goes hoarse after hearing thunder.
The blind man said: "If Leisheng itself has a protection mechanism and we don't know it, we may be hurt if we know the secret of Leisheng. Therefore, we need to discuss who we are going down now. If we all become dumb , it's not worth it."
It is rare for a fat man to be coaxed by a blind man, so he asked the black blind man, "Why didn't you tell me about that village before?"
The blind man grinned, suddenly a little embarrassed: "Hey, it's a personal matter."
Seeing Hei Xiazi's expression, Nan Xing suddenly recalled that the so-called private matter was actually being picked up by three girls, and three peach blossoms bloomed at the same time, even Hei Xiazi was so dizzy.
The fat man said: "You just want to say that you might become dumb if you continue talking, so let's just say the conclusion."
The blind man said: "I think the fat man and the dumb should go, because he doesn't really need to talk anyway, fat man, you should talk enough in the first half of your life, and talk less in the second half of your life..."
Heixiazi hadn't finished speaking when he saw Nan Xing had lifted the grass cover and jumped down in an instant.
The blind man looked at Zhang Qiling: "Just like you, there is no organization and discipline."
Zhang Qiling ignored him and also dodged down.
The fat man made a gesture of spreading his hands towards the blind man, and said, "Okay, we will stay on top in case there is danger from thunder, and then we will do rescue."
After Nan Xing came down, he just turned on the flashlight when he saw Zhang Qiling also come down. After he glanced at her, he began to check the situation of the ancient pagoda without saying a word during the whole process.
Although the ancient pagoda is made of tiles and wood, it is well preserved except for some color aging because it is covered with bronze pouring outside.There is a smell of sulfur in the air, and it is very likely that this ancient tower is connected to the depths of the underground rock formations.
After Zhang Qiling checked around, he sent a safe signal to Wu Xie and the others.
After Wu Xie and the others came down, Zhang Qiling jumped onto the beam and patched up the entrance. It was pitch black inside, and everyone turned on their flashlights.
A group of people went down two floors, and found a plaque on each floor, the top floor was "Qingyang End Calamity", and the next floor was "Thousand Dashu Calamity".
Nan Xing looked at Wu Xie and Hei Xiazi, their expressions were a little bit wrong, and they probably understood the meaning of this unit.
In ancient China, the smallest unit was called Nirvana Silence, and thousands of large numbers represented a huge number.If this is the case, each floor of this tower represents a catastrophe. According to this arrangement, how many floors does this tower have?
Wu Xie's idea was the same as Nan Xing's. He briefly stated this set of guesses. As soon as the fat man heard this, he began to calculate the depth of the tower according to this set of theories, and how long it would take to walk next.
The blind man's flashlight swept across the wooden wall, and then scraped off the moss-like thing covering the wall with his hands, revealing the mural behind. He was about to call Nan Xing to come over to have a look, when he saw that Nan Xing had just done the same He does the same thing.
The two of them looked at each other, and then the black blind man said to Wu Xie and the others: "The style of the murals is the same as what we saw in Dumb Village. If the way the golden boy teaches immortality is to listen to Lei, then the golden boy Pope I chose this village and used the method of skull punching to control the villagers, and helped him find the secret of Tinglei in the Nanhai Kingdom in the underground river, so such a strange custom was formed in the village. The cult at that time was really play hard."
Nan Xing nodded and said, "Then this place should be the ancestral home of the Golden Boy Sect. All the things they found and learned about Tinglei should be in these towers."
Fatty calculated the depth of the tower a dozen times on the sidelines, but each time he couldn't make it to the end. Nan Xing rarely saw him so eager to learn.
The fat man made another round of calculations and said to Wu Xie: "According to what you say, we have to hurry up. According to our current speed, it may take half a month to complete the tower. And the lower the floor, the higher the floor. The last floor may There must be 100 meters, so how do we go down?"
"There was no such thing in the ancient Chinese system. China was very particular about standards. This kind of non-standard things can only be produced by folk cults." Wu Xie said.
"It feels like deconstructionism has crossed into ancient buildings. The person who designed this tower is probably ambitious but no one appreciates it. In the end, he had to join a cult and shine. He might be an architectural genius today." Nan Xing joked aside road.
"This is the Sky Pagoda." Zhang Qiling said suddenly.
Everyone turned their eyes to him, waiting for what he would say next.Nan Xing has never seen anyone among them get this kind of treatment when talking, probably because the handsome and quiet people are more delicate.
And Zhang Qiling just said to them: "Everyone walks in my footsteps." He ignored them and went down.
The fat man shouted from behind: "Tell me a few words, little brother, I'm still a child, I can't stand the appetite. What is the Sky Tower?"
While complaining about the cuteness of the fat man, Nan Xing felt that there was nothing wrong with the fat man's words. In Zhang Qiling's eyes, she and the fat man Wu Xie might both be children.Um?Wait, there seems to be something wrong, so the reason why the younger brother doesn't like her is because he can't accept the love between grandpa and grandson? !
Nan Xing quickly rejected this idea, because age cannot restrain him. It is entirely possible that he does not like her because he does not have the concept of liking in his heart, and the word love may not exist in his world at all.
Nan Xing shook his head and drove all these thoughts out of his mind. While following Zhang Qiling's footsteps, he turned his head and smiled at the fat man: "Let me translate the meaning of the little brother for you. The full name of Tianta is Tianjin Radio and Television Tower." , now please follow his footsteps into the live broadcast room."
"Look at you, you don't learn at a young age, but you learn how to fool around like your fat man." The fat man said, "Brother, take care of her."
In the darkness ahead, Zhang Qiling casually tapped twice on the wooden wall next to him. It was knock knock, meaning be quiet.
The fat man immediately stopped talking and glared at Nan Xing. Nan Xing showed a big smile at the fat man.
The more you go down the stairs, the stronger the smell of sulfur, Zhang Qiling is very fast, leaving a footprint with every step, and everyone dare not go beyond half a step.
The height of each lower floor will be three to four meters higher than the previous one. The plaque is as expected, and each floor represents a final catastrophe.
When Zhang Qiling stopped again, they came to the middle part of a floor about 30 meters high. The flashlight below showed that the bottom was still deep.
The group led by Zhang Qiling continued down, and slowly fell to the bottom of this floor.
He backhanded another cold firework and threw it into the water.The cold fireworks sank, slowly illuminating the shadows below, and saw countless corpses of children sinking to the bottom of the water.On the bodies of these children, there are strange white ribbon-like things, which have been completely dyed yellow by sulfur, and go deep into the deepest part of the spring.
"What are those?" asked the fat man.
Zhang Qiling turned around: "They use children to fish in this pool."
Zhang Qiling fired another cold firework, and the fat man immediately said: "Brother, take it easy, we are starting a business this time, so we don't have so many cold firework."
"You are really reminding us how poor we are now." Nan Xing said, "Brother has his own purpose, you just take care of yourself and don't throw mines. Just let it go."
Zhang Qiling waited, then aimed the cold fireworks at a certain position, the fireworks sank slowly against the edge of the spring, and there was a huge arch lying across the bottom of the spring under the child's corpse.
Zhang Qiling said: "These corpses of children have been soaked in the poison. These people use the corpses of children to catch that thing here, trying to poison it to death."
The fat man said, "I heard that when the bridge was built, boys were used to worship the bridge. Tell me, is that thing under the spring a bridge?"
"Did Qiaoshen die poisonously?" The fat man asked Zhang Qiling, "Did you remember wrongly? Your memory is not good."
Zhang Qiling glanced at Fatty, Nan Xing understood Zhang Qiling's eyes, and said to Fatty, "Why don't you go down and try?"
Wu Xie also said: "You just said that you are still a child, so it can only depend on you."
The fat man said: "After experiencing so much just now, I feel that I have grown up suddenly."
At this moment, there was a sudden thud and ripples on the surface of the water, as if something had fallen from a high beam.
Looking up and shining the flashlight, I saw a huge thing hanging on the top of this floor, which seemed to be a big clock with many things stuck on it.It seems to be all charms and paper money.
Every floor of the tower before was worshiped by idols, and there were all kinds of cobbled together gods in religious mythology, but when we arrived here, two such unimaginable things suddenly appeared, one was sealed in a big bell in midair, and the other sank in the sky. underwater.The evil spirit was overwhelming, and all the evil spirits of the Golden Boy Sect were revealed in an instant.
The fat man said: "I have an idea. Look, there is one hanging on the top and one hiding below. Why do you hang them so far away? I think these two things must not be put together, otherwise they will be hung together." It’s fine on the top, do you think it’s possible, let’s knock down the thing above and let it fall into the water, and then we’ll take a closer look to see if it’s a fight between a dragon and a tiger, or the old monster from Montenegro fighting the Xiangxi Corpse King.”
The blind man laughed: "This is good, this is good, you can do it, my friend."
Nan Xing leaned against Zhang Qiling, and said: "Whoever said that they are enemies if they are far away, maybe they are the Cowherd and the Weaver Girl, how can they attack and block them later? You and Old Wu are about to open the coffin when they meet each other." One is that when opening a coffin, one must have the physique of a zongzi. I already have a faint feeling that something big is going to happen."
The fat man continued: "Let me analyze it. Anyway, if we can't go down, we have to climb another tower. If the situation is still the same in the next tower, what should we do? You have no choice."
Everyone remained silent, and finally decided to treat a dead horse as a living horse doctor, and just try it like this.Several people climbed back all the way, and climbed back to the top of the stairs. The clock was far away, and it was completely out of reach without trying.Even if you use a gun, an ordinary gun will definitely hit the chain or the beam above.
At this time, Hei Xiazi and Zhang Qiling jumped up almost at the same time, stepped on the fat man's shoulders, and jumped towards the beam at the same time.
This distance is not a distance that ordinary people can jump. Both of them hung on the beam with their fingers, and then turned over.
The two walked carefully on the beam and reached the top of the clock.The blind man said: "The copper chain is beaten to death in the copper beam, and the tower may not be broken even if the tower collapses." He looked at the copper chain, and carefully climbed up to the bell along the copper chain.
Wu Xie said: "There must be a live buckle, otherwise such a heavy thing cannot be assembled at one time. Look at the connection between the clock and the chain."
The blind man shook his head, and said to Wu Xie, "Even if there is a live clasp, it's still inside the clock."
After finishing talking, Zhang Qiling held hands with him, and directly used him as a rope to hang down from the beam, sticking to the big bell, their movements were very gentle.It can be seen that the two people are very skilled and have a good understanding.
After that, Zhang Qiling turned his head to look at Wu Xie, and stretched out his hand to him.
Nan Xing looked at the situation and realized that the clock was too big, the two of them couldn't reach under the clock, so he let Wu Xie jump over it.
Wu Xie looked at the distance, and said to Zhang Qiling: "If you want me to die, you just come over and kill me. How the hell can I jump over?"
The fat man said to Wu Xie: "I'll throw you there, there's water under here, even if you fall, you won't die, don't be cowardly, it's not the first time for you."
Wu Xie lowered his head and looked down, seeing the darkness, he said to the fat man, "How about this, I'll throw you there."
Zhang Qiling put down his hands and looked at them helplessly.
At this time, Nan Xing said: "Old Wu, don't worry, I've done the calculations for you, it's definitely all right.
Assuming that the horizontal initial velocity at which the fat man throws you is V0, then you start to decelerate from V0 after you take off. Since the air resistance is proportional to the square of the speed, the air resistance can be considered separately in the horizontal direction and the numerical direction.
First calculate the movement in the horizontal direction. The vertical cross-sectional area of an adult is S1, and the lateral vertical cross-sectional area is S2.
According to Niu's second law: -1/2CρSVx^2=m*d(Vx)/dt
Among them, C is the air resistance coefficient. For people, C=0.865 is desirable.
Among them, ρ=1.185g/cm3 is the air density at 25°C under one atmospheric pressure.
Your weight is about m=65kg.
令S=S1+S2=0.5+0.25=0.75m2。
Then: CρS/2m*dt=-d(Vx)/Vx^2
Integrating both sides of the above formula can be obtained: CρS/2mt=1/Vx-1/V0
Then v_x=(2m*V0)/(2m+CρS*V0*t)
x=∫Vxdt=2m/CρS*ln(1+(CρS*V0)/2m*t)………….(1)
Suppose your horizontal initial velocity is V0=2.7m/s, then the time you reach the bell after being thrown out is t=1.88s
In the vertical direction, assuming that the height of the bell can be reached in the ascending stage, the direction of air resistance is always downward, and it can be obtained:
-mg-1/2CρS*Vy^2=m*d(Vy)/dt
-CρS/2mdt=-d(Vy)/(Vy^2+2mg/CρS)
For convenience, let: k1=CρS/2m
k2=√(2mg/CρS)
Comparing the integrals on both sides of the above formula, the vertical initial velocity at the vertical instant when the fat man throws you is V1, then we can get:
-k1*t=1/k2[arctan(Vy/k2)-arctan(V1/k2)]
则:Vy=k2tan[arctan(V1/k2)-k1k2t]…………………..(2)
At present, our distance from the clock in the numerical direction is 10m, then we can integrate both sides of the equal sign in formula (2), and we can get:
∫Vydt=k2{ln|cos[arctan(V1/k2)]|-ln|cos[arctan(V1/k2)-k1k2t]|}=10
则v_1=(k2/e^(10/k2)-k2cos(-k1k2t))/sin(-k1k2t)
It can be seen from the previous calculation that t=1.88s
Then the vertical initial velocity is V1=10.911m/s
验算你到达钟的时候竖向速度为Vy=k2tan[arctan(V1/k2)-k1k2t]=1.613m/s
Still on the rise, in line with the previous assumptions.
So the fat man only needs to throw you out at a horizontal speed of 2.7m/s and a vertical speed of 10.911m/s (equivalent to the speed when running a 11.24-meter sprint), equivalent to a total speed of [-]m/s, and you can safely and Brother butt.
So old Wu, don't worry, you have to believe in science.
Fatty, just throw it with all your strength. "
Everyone looked at Nan Xing and said nothing, the fat man turned his head and asked Wu Xie: "What is she talking about?"
Wu Xie spread out his hands: "The brain circuit of Xueba."
After he finished speaking, he stood aside and said to Nan Xing: "You are so sneaky, you come and you come, I will throw you over."
Nan Xing shook his head and said with a smile: "If my little brother stretched out his hand to me, I would pass without even thinking about it. It's a pity that he stretched out his hand to you. I can only help you here."
Wu Xie took a deep breath, looked at the distance, then at the fat man, and said, "Come on, throw it on time, with an initial velocity of 11.24m/s." He had a heroic expression on his face.
"Student master, please explain how to throw an initial velocity of 11.24m/s." The fat man rubbed his hands and asked Nan Xing.
"This speed is about the same as the world record for a [-]-meter sprint. If you think about it, you can follow that standard. I'm optimistic about you, big brother!" Nan Xing patted the fat man on the shoulder.
The fat man glanced at Nan Xing dubiously, then slipped Wu Xie's waistband with one hand, tugged at his collar with the other, and yelled "Get away!"
Immediately when Wu Xie was lifted up, there was the sound of his belt snapping almost at the same time, and the whole person was thrown into the air. Wu Xie stretched out his hand, was grabbed by Zhang Qiling, and hit the clock directly, making a loud bang. .
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