锁舌是以其底部铰接销轴为中心的转动件。

The jaws can rotate around the bottom hinged pin shaft.

youdao

由于没有转动件，所需维修工作量可减少到最低限度。

Without moving parts, maintenance requirements are cut to a minimum.

youdao

本实用新型提供了一种扭力机的转动件控制系统，属于机械 技术领域。

The utility model provides a control system for controlling the rotating parts of a torsion machine, which belongs to the mechanical technical field.

youdao