Optional equipment includes three-cylinder engine priming system;

可选设备包括三缸发动机启动系统；

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In this paper, we will study a three-cylinder engine which is reformed from a four-cylinder prototype engine.

本文的研究对象，是一台由四气缸母型机变形后的三气缸发动机曲轴圆角设计。

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How can you not love a two-door wagon that seats seven (a third row folded up from the floor) and has a two-stroke, three-cylinder engine?

作为一款两门旅行车却有7个座位(第三排座椅可以折叠)，而且它还装着两冲程的三缸发动机，我们怎能不喜欢它？

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It is battery-driven and can be recharged from the mains or by an on-board three-cylinder engine that never directly drives the wheels.

ECONOMIST: General Motors

Farley said the 1.0-liter, turbocharged three-cylinder engine has been in the works since before he joined Ford from Toyota in late 2007.

FORBES: Los Angeles Auto Show: Ford Fiesta Rolls Out A Three-Cylinder Engine For 2013

The engine had 25 horsepower and a three-cylinder engine.

BBC: News | Europe | Flight re-enactment fails to reach beach