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battery feed; battery power supply | |||
battery-powered; battery supply | |||
storage battery power supply | |||
supply by accumulator | |||
storage battery supply |
蓄 电 池供电 : 9 phrases in 5 subjects |
Automobiles | 2 |
Electric machinery | 2 |
Electronics | 3 |
Metallurgy | 1 |
Space | 1 |