| 单词 | side impact bar |
| 释义 | side impact bar in Automotive Engineering (saɪd ɪmpækt bɑr) Word forms: (regular plural) side impact bars noun (Automotive engineering: Vehicle components, Bodywork, controls, and accessories) A side impact bar is a long beam in a car door that is designed to protect passengers during a crash. Side impact bars and side air bags may reduce injury. The inner skin of a car door usually has stiffening ribs for strength and may alsocontain a side impact bar. New safety regulations required all car doors to be fitted with side impact bars. |
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