扼流 圈 : 180 phrases in 20 subjects |
Air defense | 8 |
Antennas and waveguides | 1 |
Automobiles | 4 |
Aviation | 1 |
Communications | 1 |
Construction | 3 |
Earth sciences | 3 |
Electric machinery | 7 |
Electronics | 22 |
General | 10 |
Geophysics | 5 |
Information technology | 1 |
Metallurgy | 9 |
Oil / petroleum | 9 |
Radio | 5 |
Rail transport | 3 |
Shipbuilding | 7 |
Space | 10 |
Technology | 70 |
Telecommunications | 1 |