短語詞組短語feeding back current 電流反饋primary side feeding current 一次注流current feeding 電流饋電remote feeding telecommunications circuit -current limited 遠(yuǎn)供通信電路Adverse current feeding 逆流進(jìn)料current feeding back 電流反饋high speed current feeding 高速受流alternating -current feeding 交流饋電constant -current feeding 恒流饋電 返回 feeding current