 鲜花( 1348)  鸡蛋( 5)
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开玩笑~ 绝对是广告% m' x8 k# T+ t% M1 r
Commercial Airliner (757 for example) = 100 Tons. + j) Z( L9 V0 k$ D
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Distributed over 3 wheels = 33 Tons. * U. S- U( W, n, @8 f/ H
) [; R$ n. P; M5 i0 c5 E* F3 f33 Tons / 4 = 8 Tons per car wheel. One car tire can carry 1.5 ton or so befo ...# B' h/ d" E$ ]8 }: }5 h5 r8 B: H- G
精打细算 发表于 2011-12-1 22:52  * ]4 _; H, a* \( Q" |, u% s
机头一般没那么沉,但十来吨是跑不掉的
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本来这就是一乐.. |
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