angular depth of thread 螺纹理论深度
depth of thread engagement 螺纹接触高度
depth of thread spacing 螺纹大小径间隔
decreasing depth of thread 螺杆渐减螺槽深度 ; 渐减螺槽深度
In addition, they believe, for tapping there exists a critical cutting thickness (thread depth) value of the critical cutting thickness within the tapping can reduce the tapping torque.
此外，他们认为，对于攻丝存在一个临界切削厚度(螺纹深度)值，在临界切削厚度的范围内，攻丝能降低攻丝扭矩。
Radial distortion of the flexible component in the stop valve can be adjusted so as to ensure the joint depth between flexible screw thread trepanning circular groove and screw thread on the screw.
截止阀的柔性元件的径向变形值可以调节，保证柔性螺纹套的环槽与螺杆上的螺纹的接合深度。
The utility model relates to a tool for measuring internal thread depth of mechanical parts.
本实用新型涉及机械零件的内螺纹深度测量工具。
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