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右旋螺纹 [yòu xuán luó wén]
[机] right hand thread
- 因为冲击器的接头和接头都是右旋螺纹，所以钻进工作过程中，应始终保持冲击器右回旋。
The drive chuck and top sub are threaded into the cylinder with right-hand threads. The drill must be alway operated with right-hand rotation. - 因为冲击器的接头和接头都是右旋螺纹，所以钻进工作过程中，应始终保持冲击器右回旋。
the drive chuck and top sub are threaded into the cylinder with right-hand threads. the drill must be alway soperated with right-hand rotation. - 右旋刀刃螺纹状铣刀，针对板边要求高精密细度而设计，适用于PCB金手指端面加工及精度高之板材修边加工。
Milling cutter with a right-turn blade edge is designed for board sides requiring high precision. It is suitable for PCB golden-finger surface processing and precision board edge trimming.
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