本文首先从理论上分析了传统汽油机热效率低的原因，指出其“单点点火、火焰传播”的燃烧方式是症结所在。

First of all, the reasons why the combustion efficiency of gasoline engines is lower than diesel were analyzed theoretically.

youdao

本文首先从理论上分析了传统汽油机热效率低的原因，指出其“单点点火、火焰传播”的燃烧方式是症结所在。

First of all, the reasons why the combustion efficiency of gasoline engines is lower than diesel were analyzed theoretically.

youdao