 |
| |||
| 采矿系统; 布雷系统 | |||
| 开采系统; 开采方法 | |||
| 坑道工事 | |||
|
mining system : 27 phrases in 7 subjects |
| Aviation | 1 |
| Earth sciences | 4 |
| Engineering geology | 3 |
| Explosives and Explosive Ordnance Disposal | 2 |
| Mineralogy | 3 |
| Oceanography & oceanology | 3 |
| Technology | 11 |
|
| |||
| 采矿系统; 布雷系统 | |||
| 开采系统; 开采方法 | |||
| 坑道工事 | |||
|
mining system : 27 phrases in 7 subjects |
| Aviation | 1 |
| Earth sciences | 4 |
| Engineering geology | 3 |
| Explosives and Explosive Ordnance Disposal | 2 |
| Mineralogy | 3 |
| Oceanography & oceanology | 3 |
| Technology | 11 |