![]() |
| |||
exploratory line; prospecting line | |||
| |||
exploratory line |
勘探 线 : 36 phrases in 9 subjects |
Aviation | 1 |
Construction | 1 |
Earth sciences | 2 |
Engineering geology | 2 |
Explosives and Explosive Ordnance Disposal | 4 |
General | 1 |
Oil / petroleum | 1 |
Space | 3 |
Technology | 21 |