3.5kg metal wheel hub, impact speed 200km/hr,

回答: 说说“最美司机”吴斌不幸身亡事件湾月枕2012-06-09 02:40:33

suppose the speed of bus 100km/hr, speed of broken wheel hub 100km/hr. 90 degree impact, regular wind shield does not stand a chance.

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Agree! 200km/hr is about 56 m/s. A gun bullet travel ~400 m/s wi -周老大- 给 周老大 发送悄悄话 周老大 的博客首页 (164 bytes) () 06/10/2012 postreply 00:07:23

Typo: 30 times bigger. -周老大- 给 周老大 发送悄悄话 周老大 的博客首页 (0 bytes) () 06/10/2012 postreply 00:25:53

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