countersink
音标: ['kauntәsiŋk]
countersink是什么意思、countersink怎么读
vt. 钻孔装埋, 打埋头孔于\nn. 埋头孔, 锥口钻\n【机】 锥坑
countersink汉语翻译
vt. 钻孔装埋, 打埋头孔于<br>n. 埋头孔, 锥口钻<br>【机】 锥坑
countersink词型变化
动词过去式:countersunk 过去分词:countersunk 现在分词:countersinking 第三人称单数:countersinks
countersink英语解释
名词 countersink:
- a hole (usually in wood) with the top part enlarged so that a screw or bolt will fit into it and lie below the surface
- a bit for enlarging the upper part of a hole同义词：counterbore, countersink bit
动词 countersink:
- insert (a nail or screw below the surface, as into a countersink)同义词：set
countersink详细解释
coun.ter.sink
n.Abbr. csk.（名词）缩写 csk.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[-sôngk.] 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