电 源线 : 86 phrases in 20 subjects |
Agriculture | 1 |
Air defense | 1 |
Automobiles | 4 |
Aviation | 5 |
China | 1 |
Drilling | 2 |
Earth sciences | 2 |
Electric machinery | 1 |
Electronics | 20 |
General | 1 |
Hydroelectric power stations | 2 |
Information technology | 5 |
Metallurgy | 3 |
Oil / petroleum | 2 |
Project management | 1 |
Rail transport | 1 |
Risk Management | 1 |
Space | 5 |
Technology | 24 |
Telecommunications | 4 |