 鲜花( 1348)  鸡蛋( 5)
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开玩笑~ 绝对是广告
" Z5 L/ W) `8 ^3 ], P5 P5 @& u# k& uCommercial Airliner (757 for example) = 100 Tons. " S, F, w% c8 x+ X
8 F' j7 H4 g4 K! s) S+ J+ sDistributed over 3 wheels = 33 Tons. ' ]4 [. V, m1 S' z4 o* s1 K
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33 Tons / 4 = 8 Tons per car wheel. One car tire can carry 1.5 ton or so befo ...
7 n2 m2 p5 \, J# v9 z) t精打细算 发表于 2011-12-1 22:52  % a/ y l7 X# L) [
机头一般没那么沉,但十来吨是跑不掉的
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' w: P/ h: f. ]/ ] I本来这就是一乐.. |
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