Turning screw spindle synchronization must be achieved to run functions, namely, the need for turning threaded spindle pulse generator.
车削螺纹必须通过主轴的同步运行功能而实现，即车削螺纹需要有主轴脉冲发生器。
The invention discloses a mechanical eccentering arm with eight arms including a motor, a clutch, a roller threaded spindle, drive parts and an eccentering arm;
本发明公开了一种八臂机械推靠器，包括：电动机、离合器、滚柱丝杠、传动部件、推靠臂；
A needle valve with a threaded spindle is unscrewed to open a passage for the liquid to escape to the reservoir from the cylinder when the jack is required to be lowered.
当千斤顶需要下降时，一个带锭子的针型阀门被放松来使液体通过圆筒流回储备液箱。
Assorted spindle vane configurations with threaded and non-threaded ends, single and double shrouds.
主轴叶片有螺纹和非螺纹以及单，双罩两种可选。
Assorted spindle vane configurations with threaded and non-threaded ends, single and double shrouds.
主轴叶片有螺纹和非螺纹以及单，双罩两种可选。
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