开玩笑~ 绝对是广告 ' _+ G3 P/ A4 R6 v+ K8 F7 [Commercial Airliner (757 for example) = 100 Tons. + F' K$ w: H$ O, @# t ^8 x
j* E% h( [$ pDistributed over 3 wheels = 33 Tons. % q0 Y' U. b' W7 ^# a* q" j# W
# `8 j* i1 y% @. D$ |
33 Tons / 4 = 8 Tons per car wheel. One car tire can carry 1.5 ton or so befo ...1 y$ m7 l# D. a8 ^5 y& l
精打细算 发表于 2011-12-1 22:52