细支撑构件可以在光孔中轴向移 动，调节至适当的高度后，通过螺钉紧固住。

The thin supporting member can be axially moved in the unthreaded hole, and after being adjusted to an appropriate height, the thin supporting member is fixed by the bolt.

youdao

滚压是大深缸孔光整加工方法之一。

Rolling is one of the methods for finishing big diameter deep cylinder-hole.

youdao

电镀工艺中的封孔、振光、除油、酸洗等工序必须添加缓蚀剂，且低温封孔，以避免过腐蚀。

Corrosion inhibitor must be added in sealing, sanding, degreasing and pickling to avoid over-corrosion, and sealing should be operated at low temperature.

youdao