fine pitch thread 细牙 ; 细牙螺纹
coarse pitch thread 粗螺纹 ; 粗螺距 ; 粗牙螺纹 ; 粗牙普通螺纹
fine-pitch thread 细牙螺纹
steep-pitch thread 大螺距螺纹
Nuts with fine pitch thread 细牙螺母
pitch of thread 螺距 ; [机] 螺纹距
quick-pitch thread 粗扣螺纹
For the different specifications of the fine pitch thread machining of parts, the method commonly used by re-programming.
对于不同规格的小螺距螺纹零件的数控加工，普遍采用重新编程的方法。
A type of screw and nut with coarse pitch was applied to realize thread core demoulding automatically.
采用螺距粗的螺丝和螺母实现螺纹型芯自动脱模。
Compression cancellous bone screw with both ends thread is a Variable pitch screw designed tO provide rigid 'fixation of cancellous bone fracture.
双端螺纹松质骨加压螺钉的特点是两端螺纹具有不同的螺距，无螺帽。
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