在吸收阶段，原来的骨骼组织被破坏而且被叫做‘破骨细胞’的特殊细胞所消除。

During resorption, old bone tissue is broken down and removed by special cells called osteoclasts.

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当前，我国对该领域的研究还处在跟踪、引进、消化、吸收阶段，而相关实践更是处于探索期与实验期。

Currently, research in this field in our country is still at the stage of importing, studying, and digesting. And practice in this field is very poor.

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发现随着冲击位移的增加，冲击速度几乎呈线性下降，冲击加速度很快减少到一个极小值，而能量吸收阶段中前阶段的吸收速度比后阶段快。

The results indicate that, with the increase of the impact displacement, the impact velocity decreases almost linearly, and the impact acceleration quickly declines to a minimum.

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