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车速2000转是个什么概念
更新时间: 2020-09-19 00:00:00  

意思是发动机2000转每分钟。发动机转速和车速的换算关系是:车速等于发动机转速乘变速箱当前速比乘车轮周长。转速2000转以上,发动机才真正体现优势,2000转到4000转的转速区间称为发动机的健康转速区。

关键词: 车速 什么 概念

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