In the repair, need to use tweezers to sit a careful correction of hairspring, make sure that it's pitch, concentric, flat and round.

在修理上，需要用镊子给游丝坐个精心的矫正，务必保证同心，保证它的螺距，平和圆。 。

youdao

In the repair, need to use tweezers to sit a careful correction of hairspring, make sure that it's pitch, concentric, flat and round.

在修理上，需要用镊子给游丝坐个精心的矫正，务必保证同心，保证它的螺距，平和圆。 。

youdao