gear-broach machine拉: cut; slash; slit齿: tooth机: machine; engine直齿锥齿轮拉齿机: straight bevel gear broaching machine拉齿: broaching gear; gear face machining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:拉齿机,即可在微信中查询翻译