At the test site of the research center, staff are unloading several silver balls more than one person high from the helicopter cabin.

"Academician, all the emergency survival pods that can be brought back are here." The crew reported to Chen Xin that these spheres were all the emergency survival cabins they could bring back.

Looking at the silver ball unloaded from the cabin, Chen Xin nodded and said, "it's hard. Go and have a good rest. In addition, take these to my laboratory."

"Yes, academician." One side of the staff agreed, the ball with a small cart after loading, to the side of the elevator transport in the past.

Although these spheres are actually very light and can roll easily, the staff still did not make the move of rolling these spheres directly to Chen Xin's laboratory.

By the time Chen Xin checked the Titan used for mountain rescue and asked the driver about the situation, these silver balls had been sent to the laboratory, and several researchers had begun to check these balls.

Chen Xin put on his experimental operating suit and put on his protective equipment. Then he went to one of the spheres and asked a researcher who was checking: "what's the situation of these emergency survival capsules?"

These emergency survival cabins are the same as the old preserved vegetables that were sent to Chen Xin before. However, after Chen Xin upgraded them, the practicability of these cabins has been changed, so they are equipped to the investigation team as an emergency survival supplies, so that they can be used for practical testing while providing support.

Although Chen Xin and the disaster response Research Institute did not hope to carry out the actual test in this way, it is obvious that after the avalanche, the investigation team used these emergency survival capsules for escape at the first time.

So although the first use test is not what Chen Xin expected, now that it has been used, don't waste this precious opportunity to check the use of these emergency survival capsules.

These emergency survival cabins are no longer the old preserved vegetables Chen Xin had seen before. All the used survival cabins are silver balls full of air.

This layer of silver is not a brush paint, but a special layer of heat insulation material. The reason why it is silver is also to isolate heat radiation.

Chen Xin picked up an art knife and tried to scratch on this layer of material, but there was no trace left.

Chen Xin was very satisfied with this. Just now, he didn't just scratch it lightly. Instead, he did it with the force of piercing the outer layer of the emergency survival module. But he didn't scratch this layer of material, which is enough to show that it is reliable enough.

In this way, even if you encounter any broken ice or stone tips in the wild, you can at least resist them.

But even so, Chen Xin used another tool to separate the outer layer of insulation material.

However, to some surprise, although the outer layer of the emergency survival module was cut, resulting in the internal air leakage, the whole survival module still maintained a spherical shape and did not collapse.

Chen Xin was not surprised by this, but continued to peel off the outer layer of the whole emergency survival module, revealing a layer of black mesh inside.

These black meshes are distributed in triangles, and each line is about the thickness of the refill of the ballpoint pen. It looks like a layer of mesh is woven with black threads in the inner layer of the emergency survival capsule, making it the structural support of the emergency survival capsule.

In fact, it is not wrong to say that the grid formed by these black lines is indeed the structural support of the emergency survival module, but it is not the line used, but the non Newtonian liquid material used by the disaster response research institute before.

This kind of material will harden rapidly after being impacted. Chen Xin uses this to make a triangular grid like pipe with flexible material in the inner layer of the emergency survival capsule, and then fills these pipes with this kind of non Newtonian liquid material.

In this way, when not in normal use, flexible materials and liquid non Newtonian liquid materials can be folded up very easily without taking up much space, and can be installed on the backpack to be used as a kind of vehicle airbag.

However, when it is released and inflated, due to the accumulation of internal gas, the original liquid non Newtonian liquid material will solidify and harden rapidly, becoming the support to support the structural strength of the emergency survival capsule.

This kind of non Newtonian liquid material has high strength after hardening, even if pressed hard, it is difficult to break or deform it.

This makes even if the outer layer of the emergency survival module is damaged and the air leaks inside, it can still have a certain outer strength to protect the internal personnel from external impact.

Of course, it's weaker in defense than the disaster response Institute's initial plan to completely fill the outer layer with this material, but considering the cost, this design is more economical.

Originally, Chen Xin wanted to use memory metal as the structural support of the emergency survival capsule. This material has excellent performance, can quickly restore shape when the temperature changes dramatically, and has the strength and toughness of metal.

Even if things made of memory metal are crushed or crumpled together, they can automatically recover as long as the temperature changes.

It was a material that had been around for a long time before the disaster, but it wasn't used on a large scale because of manufacturing costs.

Chen Xin is also worried about this point, so he did not use memory metal as raw materials, but used the original non Newtonian liquid materials in a more economical way.

And from the current use of the situation, this non Newtonian liquid material performance is very good, has perfectly met the design requirements of Chen Xin.

If we insist on saying what is insufficient, it may be that this kind of material can not be recovered after hardening, which belongs to disposable material, making the whole emergency survival module unable to be recycled.

Chen Xin didn't care too much about this. After all, this thing is used to save lives, and it can be used at most once. Who can use this thing every day?

However, in addition to these problems, Chen Xin is also very concerned about the use of the team members who spent the whole night in the emergency survival module to see if there is anything worth improving in the structure.

At the beginning, Chen Xin only considered the use of emergency refuge, and did not consider the situation of staying in the emergency survival capsule for a long time in case someone was trapped.

Now that there is a clear use case, he certainly hopes to be able to understand the situation as much as possible, so as to make improvements later.

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