countersinking中文是什么意思

• 锥形扩孔
• 钻埋头孔
• 钻锥坑
• 锪孔
• 锪锥孔

• countersink    vt. (-sunk ) 打孔装埋(螺钉头)，打埋头孔。 ...
• angle of countersinking    划孔角
• countersinking bit    埋头钻; 平头钻头
• countersinking drill    锥坑钻
• countersinking fixture    钻埋头孔夹具; 钻埋头孔尖具
• countersinking bit in three pieces    三件埋头钻
• countersinking drill press    尖底扩孔钻床
• countersinking of the rivet holes    钻铆钉孔锥口
• countersinker    扩锥孔器
• countersink tooth crown    钉孔冠
• countersink screw    沈头螺钉
• countersink rivet    沈头铆钉
• countersink reamer    埋头孔铰刀; 埋头钻; 锥口孔铰刀; 锥形孔铰刀

• Flat countersunk head rivets ; nominal diameters 3 to 5 mm
  平沉头铆钉.公称直径3至5mm
• Hexagon lobular socket raised countersunk head screws
  内六角花形半沉头螺钉
• Rech slotted 90 degrees countersunk head screws . sim thread
  90沉头开槽螺钉. sim螺纹
• Cross recessed raised countersunk head tapping screws
  十字槽半沉头自攻螺钉
• Countersunk external toothed lock washer for assembly
  组合件用锥形锁紧垫圈
• Slotted raised countersunk head wood screws . symbol fbs
  有槽凸起沉头木螺钉.符号fbs
• Sguare countersunk headless cone plugs with magnetic core
  方槽锥形磁性螺塞
• Hexalobular socket countersunk head tapping screws
  内六角花形沉头自攻螺钉
• Cross recessed raised countersunk head thread forming screws
  十字槽半沉头自攻锁紧螺钉
• Raised 120 degrees countersunk head rivets in aluminium alloys
  铝合金制120半埋头铆钉

• countersinkingとは意味：countersinking 皿座ぐり[化学]; 皿もみ[機械]