countersunk

常見例句

• Hexalobular socket countersunk head tapping screws.
  沉頭內(nèi)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(gè)圓頂或沉頭，而小腿是由簡(jiǎn)短根據(jù)頭方節(jié)突破。
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