![]() |
| |||
block | |||
ore block |
块 段 : 29 phrases in 10 subjects |
Desert science | 1 |
Earth sciences | 1 |
Electronics | 4 |
Engineering geology | 2 |
Explosives and Explosive Ordnance Disposal | 1 |
Metallurgy | 2 |
Oil / petroleum | 2 |
Space | 1 |
Technology | 14 |
Telecommunications | 1 |