screw thread cutting螺纹: screw thread; flight; helica ...切削: cutting; cut; profiling法: law螺纹切削: o thread cutting; screw chasing; screw cutting; thread-cutting螺纹切削机: screw chasing machine; screw cutting machine; screw machine下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:螺纹切削法，即可在微信中查询翻译
