“為減輕交通事故對行人的傷害,一般轎車保險杠的主要材質已用塑料取代金屬,因為在發生車禍時,保險杠碎片飛濺,選擇密度較小,硬度較小的物體較好”
“為減輕交通事故對行人的傷害,一般轎車保險杠的主要材質已用塑料取代金屬,因為在發生車禍時,保險杠碎片飛濺,選擇密度較小,硬度較小的物體較好”
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