hole drilltap borertap drilltap-drilltap-size drill螺孔: screw; screw hole钻: drill; auger螺孔钻床: tapping drill螺孔钻头: ta ing drill; tabit; tap drill; tap size drill; tapping drill螺孔钻，螺纹底孔钻: tadrill下载手机词典可随时随地查词查翻译
