调偏装置设计有光杆修复刀，可自动修除光杆上的毛刺。

Provided with a burr-trimming cutter, the bias-adjustable device can remove automatically the burrs on the polished rod.

youdao

调偏装置设计有光杆修复刀，可自动修除光杆上的毛刺。

Provided with a burr-trimming cutter, the bias-adjustable device can remove automatically the burrs on the polished rod.

youdao