开玩笑~ 绝对是广告' ^9 p' D: F& h
Commercial Airliner (757 for example) = 100 Tons. 5 U$ M) }+ |' X* Q% o6 n4 X# ~9 \
]( G1 M* ~7 Q: EDistributed over 3 wheels = 33 Tons. + s% n5 ]5 n2 G0 E' D
1 J0 _- h1 `0 v9 t0 O33 Tons / 4 = 8 Tons per car wheel. One car tire can carry 1.5 ton or so befo ...( f+ u+ V* q- F% \5 U j' W4 ^% @2 E
精打细算 发表于 2011-12-1 22:52