放电管 : 208 phrases in 23 subjects |
Agriculture | 1 |
Air defense | 11 |
Architecture | 2 |
Aviation | 5 |
Business | 1 |
Chemistry | 14 |
Communications | 1 |
Construction | 1 |
Earth sciences | 1 |
Electric machinery | 2 |
Electronics | 25 |
General | 20 |
Information technology | 2 |
Metallurgy | 7 |
Oil / petroleum | 5 |
Physics | 1 |
Project management | 1 |
Radio | 11 |
Refrigeration | 1 |
Space | 11 |
Technology | 78 |
Telecommunications | 6 |
Wind Energy | 1 |