rack nut齿条: rack; gear rack; rack rod; r ...螺母: nut source; origin; parent撑条螺母: stay nut推布齿条螺丝: feed dog screw齿条螺旋铣削附件: rack and spiral milling attachment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:齿条螺母，即可在微信中查询翻译
