What is the difference between a two-stroke and a four-stroke engine? Most chain saws and boat motors use two-stroke engines.

二冲程和四冲程发动机的区别：大多数链锯和摩托艇使用的是二冲程发动机。

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Based on the working principle of the four-stroke engine, we model the four-cylinder gasoline engine using bond graph technique.

基于四冲程发动机的工作原理，用键合图对一四缸汽油机进行了建模。

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Based on the working principle of the four-stroke engine, we model the four-cylinder gasoline engine using bond graph technique.

基于四冲程发动机的工作原理，用键合图对一四缸汽油机进行了建模。

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