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draft control system; draft responsible system |
力调节系统 : 23 phrases in 12 subjects |
Agriculture | 1 |
Automobiles | 3 |
Aviation | 4 |
Earth sciences | 1 |
Electric machinery | 1 |
Electronics | 2 |
Hydroelectric power stations | 1 |
Mining | 2 |
Nautical | 2 |
Space | 2 |
Technology | 3 |
Textile industry | 1 |