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半挂车下坡减档怎么减
更新时间: 2021-03-09 22:49:57  

1、在下坡的时候换挡来缓解冲击力,之后就可以慢慢的下坡了。

2、12个挡是有高低速设计的,不是1--12挡依次升档或者减档的,那样谁也开不了。12个档是国外的卡车变速箱技术,因为挂车不同于小轿车或者小货车,卡车的空车与载货时的自重差距非常大。挂车的12个档是为驾驶员应对不同路况和不同载重量设计的,比如空车是直接褂到高速一档起步。

关键词: 挂车 下坡 怎么

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