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工频电流 | |
compr. | power current |
tech. | industrial frequency current |
感应加热线圈 | |
met. | induction heating coil; induction-heating coil |
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power current | |||
industrial frequency current | |||
power frequency current |
工频电流: 6 phrases in 3 subjects |
Metallurgy | 1 |
Rail transport | 3 |
Technology | 2 |