countersinker
基本解释
- n.擴埋頭孔刀
英汉例句
- A tool for making a countersink.
做螺絲釘孔的工具 - To drive(a screw or bolt) into a countersink.
將鑽或螺栓置入埋頭孔 - Orthopaedic instruments.Drills, taps and countersink cutters for use with osteosynthese screws with asymmetrical thread and spherical under-surfaces.
外科毉療器械.;矯形外科器械 - Keywords countersink diameter;peg;grip;
鑽孔直逕;銷釘;握著力; - drill and countersink combination
尖角鈍角兩用鑽