 |
| |||
| 包括建筑、设备在内的煤矿井 | |||
| 煤坑; 煤矿场 | |||
| 煤矿 (包括建筑和设备) | |||
| 煤 | |||
| 煤矿; 矿山 | |||
| 煤井; 采煤场 | |||
| colliery: 39 phrases in 11 subjects |
| Business | 4 |
| Earth sciences | 6 |
| Ecology | 2 |
| Economy | 1 |
| Electric machinery | 2 |
| Engineering geology | 2 |
| Explosives and Explosive Ordnance Disposal | 2 |
| General | 3 |
| Metallurgy | 1 |
| Technology | 15 |
| Water resources | 1 |