英语语法分析

It is very important to measure and control the position of bearing hole when machining canular forked shaft.

在叉头套加工过程中，轴承孔位置误差的测量和控制是十分重要。

The working principle of a new separated type heat pipe using the gap of canular structure as the evaporation and condensation space was introduced in the paper.

本文应用界面化学理论研究表面作用对分离式热管小螺旋管蒸发段管内流动和换热特性的影响。