辅助工具

This applies to the auxiliary tool that the factory plans namely.

这就是适用于工厂规划的辅助工具。

People also use it as a teaching aid in designing.

人们同样用来做为设计的辅助工具。

Therefore, the spring balancer is the necessary auxiliary tool for production.

因此， 弹簧平衡器是工厂生产中不可缺少的辅助工具。

Any special need for you to attend the meeting, e. g . walking aid?

在参加会议时，你有否特别需要， 如： 行动辅助工具？

The clicker is an important accessary tool for machinery processing.

夹具是机加工中一种重要的辅助工具。