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incoming feeder | |||
input circuit | |||
incoming circuit | |||
input channel | |||
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input circuit for elementary relays |
输入电路 : 28 phrases in 8 subjects |
Automobiles | 1 |
Electronics | 7 |
Information technology | 1 |
Metallurgy | 2 |
Power system protection | 2 |
Shipbuilding | 2 |
Space | 2 |
Technology | 11 |