youyuqichebaoxiansishifangzaibaoxianhedangzhongde，yibanqingkuangxiabuyongteyiyanghu

，danxuyaozhuyideshi，baohubaoxiansidebaoxianhegaidiushidehua，yidingbuyaorangbaoxiansibaoluzaiwai

，yimianfashengbaoxiansiduanlu。lingwaizaifugaibaoxiansishi
，yebunengsuiyiyongqitacailiaotidai，yinweibaoxianhedecaizhishichongfenkaolvlejueyuanhenaigaowende，suiyiyongqitacailiaofugaibaoxiansihuiyoufashenghuozaideweixian。youyuqicheshangdelingbu件和電子設備很多，而且每個設備都會裝有保險絲，因此為了便於日後的維修，每輛車在設計之初
，設計師便把汽車保險絲都集中設計在一個地方，而這個地方被稱為保險盒。