用于二层革涂饰后，涂层具有很好的弹性。
When it is used to split, the coat can obtain good elasticity.
因为砂粒被带入后即被压入脚下弹性层中，当脚步离开时，又会被弹出。
Because the sand was brought in after being pressed into the foot of elastic layer, when the feet away, and will be ejected.
实际储层中的岩石是一种非完全弹性的材料，特别是当流体渗入后，岩体往往表现出较强的粘弹性。
Actual reservoir rocks are anelastic materials, especially when they are saturated with some kind of fluid, which will make the viscoelastic characteristics more significant.
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