countersink
英 ['kaʊntəˌsɪŋk] 美 ['kaʊntəˌsɪŋk]

vt.

钻孔装埋，打埋头孔；

n.

埋头孔，暗钉眼；

变形

过去式：countersank过去分词：countersunk现在分词：countersinking第三人称单数：countersinks

英英释义

countersink[ 'kauntə,siŋk ]

• n.
  • 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：counterborecountersink bit

• v.insert (a nail or screw below the surface, as into a countersink)

  同义词：set

权威例句

Countersink
Countersink
Countersink
Countersink bit for glass
Countersink cutters having a free-spinning pilot
Chatterless countersink and deburring tool
Centralizing cement plug with countersink
BEVERAGE CAN END WITH REDUCED COUNTERSINK
Integrated Hole and Countersink Inspection of Aircraft Components
Screwdriver bit for screws having countersink in head
Countersink depth control of robot drilling based on pressure foot displacement compensation
Metallic beverage can end with improved chuck wall and countersink
Laser Profilometry For Non-Contact Automated Countersink Diameter Measurement