词汇	unidirectional circuit
释义	unidirectional circuit 单向电路
随便看	power-line connection power line cord power line coupling device power-line crawl power line crossing power line detection power line distance protection powerline earrier power line eommunication powerline Ethernet bridge power line Ethernet bridge power line filter power-line filter Power-line filters power line filters for home appliances power line fittings power line for railway power-line frequence power line frequency Power line HF longitudinal protection power line ice coating Power line impedance power line inspection power line inteference Power line interface circuit