countersunk

常见例句

Hexalobular socket countersunk head tapping screws.
沉頭內六角攻絲螺釘。
CROSS RECESSED COUNTERSUNK HEAD WOOD SCREWS B.S.
英制十字槽沉頭木螺釘。
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
Countersunk, Checkered Head, Diamond Point, Polished.
沉頭，花格帽，鑽石尖，拋光処理。
A common usage is to allow the head of a countersunk bolt or screw, ...
馬車螺栓（螺栓教練）：有一個圓頂或沉頭，而小腿是由簡短根據頭方節突破。