| |||
bit diameter; bit size | |||
drill bit diameter; gage of bit; gauge of bit |
钻头 直径 : 38 phrases in 8 subjects |
Automobiles | 1 |
Drilling | 13 |
Earth sciences | 1 |
Engineering geology | 2 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 1 |
Oil / petroleum | 5 |
Technology | 14 |