英语语法分析

Design and calculation of the handspike.

推杆的设计计算。

Level move is realized by the co-operation of oil vat, handspike and synchronizer.

平行移动是由液压油缸推动，通过推动轴承传到推杆、同步盘，并相互配合实现的；

This paper describes a new type of electromotive handspike from structure and working principle and its test results.

可从结构和原理上介绍了一种新型电动推杆，并进行了试验。