opening bit矫形: orthopedic钻头: boring crown; bore bit; dril ...矫形钻: orthopedic drill形钻头: cross bit x十字形钻头；星形钻头: star bit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:矫形钻头，即可在微信中查询翻译
