MacArthur 发表于 2013-10-19 20:40g' O3 Z ]- c
这只“虎”的俩前起落架上包裹的是什么东西?起落架整流罩?
5 ~. J; `% l$ g% S4 n6 J& D8 w; b
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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