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working power supply (electric source) | |||
operating supply | |||
operating power supply; working power supply |
工作电源 : 11 phrases in 6 subjects |
Aviation | 4 |
Communications | 1 |
Electronics | 3 |
Explosives and Explosive Ordnance Disposal | 1 |
Lighting other than cinema | 1 |
Telecommunications | 1 |