 |
| |||
| 水垫; 消力池 | |||
| 钻杆测试水垫 | |||
| |||
| 水垫 | |||
| water cushion: 13 phrases in 7 subjects |
| Drilling | 2 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Hydroelectric power stations | 3 |
| Metallurgy | 1 |
| Mining | 1 |
| Oil / petroleum | 1 |
| Technology | 4 |
|
| |||
| 水垫; 消力池 | |||
| 钻杆测试水垫 | |||
| |||
| 水垫 | |||
| water cushion: 13 phrases in 7 subjects |
| Drilling | 2 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Hydroelectric power stations | 3 |
| Metallurgy | 1 |
| Mining | 1 |
| Oil / petroleum | 1 |
| Technology | 4 |