网络释义专业释义
... tap (1)丝维，螺丝攻(2)刻纹器(3)螺塞(4)分支，抽头 tap drill 螺孔钻，螺纹底孔钻 tap for trapezoidal thread 梯形螺纹丝锥 ...
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pipe tap drill 管螺纹丝锥 ; 管螺纹丝锥钻
tap-drill hole 内螺纹预钻孔
depth of tap drill 预钻孔深
tap-drill 螺孔钻
tap-drill size 螺孔钻直径
Tap and drill gauge 丝锥及钻头规
combined pipe tap and drill 管用钻孔攻丝复合刀具
female drill rod tap 钻杆打捞母锥
drill and tap 钻头和丝锥
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