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相位表 | |||
相位计 | |||
相位差仪; 相差计; 相位差计 | |||
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相位差仪表 |
phase meter : 31 phrases in 10 subjects |
Air defense | 3 |
Aviation | 4 |
Electric machinery | 1 |
Electronics | 4 |
Hydroelectric power stations | 1 |
Metallurgy | 1 |
Oil / petroleum | 4 |
Rail transport | 1 |
Shipbuilding | 1 |
Technology | 11 |