But the entry Angle and the depth of the screw must be accurate.

但要注意进钉的角度、方向和深度，同时宜采用相应的加强螺钉稳固性的措施。

youdao

But the entry Angle and the depth of the screw must be accurate.

但要注意进钉的角度、方向和深度，同时宜采用相应的加强螺钉稳固性的措施。

youdao