drill rod
| string
| drill rod | |
| coal. | 钻头棒料 |
| earth.sc. | 钎子 |
| expl. | 钻杆 |
| mech. | 钻杆 |
| met. | 钢钎 |
| string | |
| chem.fib. | 斯特林 |
| comp. | 字符串; 符号串 |
| hydroel.st. | 绳; 带 |
| met. | 串; 行 |
| space | 信息串; 弦 |
| sport. | 弦 |
| |||
| 钻头棒料 | |||
| 钎子 | |||
| 钻杆把凿岩机的冲击力和回转力矩传递给钻头的器件。根据使用条件、凿岩机种类、爆破方法的不同,除了可以选用锥形接头钻杆、接续钻杆外，还可选用螺旋钻杆、麻花钻杆等 | |||
| 钻杆 | |||
| 钢钎 | |||
| 带孔棒 | |||
|
drill rod : 63 phrases in 9 subjects |
| Bridge construction | 1 |
| Drilling | 4 |
| Earth sciences | 1 |
| Engineering geology | 8 |
| Hydroelectric power stations | 3 |
| Mechanic engineering | 1 |
| Mining | 1 |
| Oil / petroleum | 3 |
| Technology | 41 |