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平底鎗钻 | |||
【动,名】扩口; 扩孔参阅countersink; 沉头孔 | |||
扩孔; 锪孔; 沉头 | |||
钻埋头孔; 平头钻 | |||
埋头直孔 | |||
镗孔 | |||
锥口孔 | |||
镇孔 | |||
沉孔 | |||
埋头孔; 锥口孔; 平头钻 (头); 平底扩孔钻; 平底扩孔桩; 镗阶梯孔; 扩孔 (钻) | |||
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用平底扩孔钻扩孔; 平底锪孔; 平底锪钻; 埋头〔锥口,沉〕孔 | |||
扩孔镗孔 |
counterbore: 19 phrases in 8 subjects |
Automobiles | 3 |
Bridge construction | 1 |
Chemistry | 1 |
Drilling | 1 |
Mechanic engineering | 3 |
Metallurgy | 1 |
Oil / petroleum | 1 |
Technology | 8 |