传动螺纹  transmission screw

机动旋转脱螺纹传动机构  auto thread demoulding mechanism

差动螺纹  differential thread

传动螺钉  drive screw

传动螺杆  drive screw; transmission screw

传动螺杆轴承  leading -screw bearing

传动螺栓  driving bolt; drive bolt

粗螺纹螺钉  coarse thread screw

单头螺纹螺钉  single threaded screw; single thread screw

单纹螺纹  single thread

单轴自动螺纹车床  single-spindle automatic screw machine

方螺纹螺杆  square screw thread; square screw; square threaded screw

复纹螺纹  multiple thread

螺纹螺规  female thread gage

螺纹螺栓  threaded bolt

螺纹螺旋角  helix angle of thread

美制粗牙螺纹螺母  nc nut

美制粗牙螺纹螺栓  nc bolt

美制细牙螺纹螺栓  nf bolt

模纹螺纹法  die threading