释义 |
coun·ter·sink AHD[kounʹtər-sĭngk'] D.J.[ˈkaʊntəˌsɪŋk]K.K.[ˈkaʊntɚˌsɪŋk]n.(名词)abbr. csk.【缩写】single-flute countersink bitClarinda/Academy Artworks- A hole with the top part enlarged so that the head of a screw or bolt will lie flush with or below the surface.埋头孔:顶部扩大的孔,为使钻或螺栓的头与地面相平或在地面以下
- A tool for making such a hole.埋关钻:制造这种孔的工具
v.tr.(及物动词)coun.ter.sunk[-sŭngk'] coun.ter.sink.ing, coun.ter.sinks - To make a countersink on or in.在…上或…内造埋头孔
- To drive (a screw or bolt) into a countersink.将钻或螺栓置入埋头孔
|