Very good analysis about possible nose dive of the van.

來源: 周老大 於 2012-02-27 21:25:31 [] [博客] [舊帖] [給我悄悄話] 閱讀數 : (161 bytes)

However, I doubt that made much diference since the van was out of control so the braking efficiency was probably low, besides the speed was not too high.

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