/ Y. D4 {5 A E 8 O3 d" Y. z" D# `7 I o看过一篇文章分析大小车的安全性的,里头也是提到实际交通事故的撞击方式,在所有致命事故里,50%涉及非两车撞击(翻车,撞击障物,比如树,水泥柱子),这类事故里跟安全相关的因素车子重量大小不算其中,主要是 / \0 {& p4 h) za) an effective restraint system (seat belts and airbags) o4 _' x7 z7 ]* u8 Rb) effective energy absorption in the crush areas (front end or rear end)! n, H+ e# j" G) q
c) a strong cabin area that does not collapse in the crash0 v! t4 r2 G- Q- l9 K0 c% H
None of these items are automatically better in large and heavy vehicles. In fact, for item c, the roof of a heavier vehicle is more likely to be crushed in a roll-over accident than a lighter vehicle. This is one reason why rollovers in SUV's cause a higher percentage of deaths than in cars (in addition to their higher center of gravity.)/ \+ d6 T& g4 }( `' u
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" |/ S6 z% C6 Q. V7 ]9 V而在涉及两车相撞的另50%致命事故里,70%是侧撞和追尾,这里a和c是主要安全因素,车子质量仍然无关。下面的图表反应了这类碰撞时不同品牌车子的安全状况% B* N: l9 l* z+ G. X0 j
Insurance Institute for Highway Safety (IIHS) are shown below. (see http://www.iihs.org/ratings.)9 {: @9 e* D+ @2 b* t ^" ~
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