四缸同步式旋转发动机，它涉及一种燃油发动机。
The present invention discloses a four cylinder synchronous rotary engine which relates to a fuel engine.
该小组将F1和F0形容为两个反向联接的生物旋转发动机。
The team describe F1 and F0 as two biological rotary motors connected in opposition.
介绍了三角活塞旋转发动机的工作原理，提出了气缸型线的创成方法和计算公式。
This paper introduces the operating principles of the triangle piston circulating engine and puts forward the methods to create model line of cylinder and calculating formula.
文中提供的计算方法具有较高预示精度，可推广到其它药四旋转发动机的内弹道计算，对旋转发动机设计具有指导作用。
The method has high accuracy being used to calculate internal ballistic performance of other grain configuration motor and plays a important role in spinning motor design.
文中提供的计算方法具有较高预示精度，可推广到其它药四旋转发动机的内弹道计算，对旋转发动机设计具有指导作用。
The method has high accuracy being used to calculate internal ballistic performance of other grain configuration motor and plays a important role in spinning motor design.
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