s single screw thread 单螺纹...twin screw extruder machine 双螺杆压出机...screw n.螺旋,螺杆,螺钉,螺旋桨,...adjust screw 调整螺钉,加减螺钉...Allen screw 艾伦螺旋...jacking screw 顶起螺丝...cap screw 有头螺钉;有帽螺钉...Acme screw thread 梯形螺纹...jack screw 千斤顶螺丝...Edison screw thread 爱迪生螺纹...tampon screw 起塞螺旋...twin screw extruder 双螺杆挤压机...adjustable screw 调节螺旋...adjusting screw rod 调节螺杆...lamp screw base 螺旋灯头...machine screw 机用螺钉...tailing screw flight 尾部螺纹...ampere's right-handed screw rule 安培右螺旋定律...American standard screw thread 美制标准螺纹...US standard screw thread 美国标准螺钉螺纹...captive screw 俘虏螺旋...
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