撞扁是因為外殼和鋼板之間有一層緩衝層的因素吧。有些車似乎是帶有硬質泡沫塑料層。

來源: needtime 於 2015-10-01 06:26:46 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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