英语语法分析

A new type of arc cycloidal internal meshing rotary pump was studied.

对一种新型圆弧摆线内啮合转子泵进行了研究。

Cycloidal gear of four-rod mechanism is a species of novel combination mechanism.

摆线齿轮四杆机构是一类新颖的组合机构。

Internal gear pump has two kinds of tooth profile namely: involute profile and cycloidal tooth profile.

内啮合齿轮泵有两种齿形即：渐开线齿形和摆线齿形。