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% Y. R6 \% W/ W9 ~' |6 C* T* w* ]; sMacArthur 发表于 2013-10-19 20:40
这只“虎”的俩前起落架上包裹的是什么东西?起落架整流罩?
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让我想起另外一个著名的“穿草鞋的”



What he found was that vortex ring state is surprisingly hard to induce.
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