开玩笑~ 绝对是广告 # x6 R9 f0 W3 \/ ^; N; |4 bCommercial Airliner (757 for example) = 100 Tons. " c( j6 d* `' }" w0 k2 B9 ^. c. Q9 R8 O$ v2 o
Distributed over 3 wheels = 33 Tons. 1 S3 D) ~8 l: V1 w
4 \; [# J1 l* Q1 e33 Tons / 4 = 8 Tons per car wheel. One car tire can carry 1.5 ton or so befo ...5 @0 T, l' A# V# ?9 l( M4 o
精打细算 发表于 2011-12-1 22:52