英语语法分析

In other words the pedal must lie on the tappet push rod.

换言之，踏板必须位于推杆上方。

Make sure that the flat-based tappet guides are not damaged.

确保不损坏平底挺杆导轨。

Our company mainly product oil pump, valve guide, valve Tappet, push rod and so on.

我们公司主要生产机油泵、气门导管、气门挺杆、推杆等。