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同 步电路 : 44 phrases in 14 subjects |
Air defense | 1 |
Construction | 2 |
Electric machinery | 3 |
Electronics | 5 |
General | 4 |
Hydroelectric power stations | 2 |
Information technology | 1 |
Metallurgy | 2 |
Oil / petroleum | 1 |
Project management | 1 |
Shipbuilding | 2 |
Space | 2 |
Technology | 15 |
Telecommunications | 3 |