electrodicsn.电极学electropref.电的；电子的；电解的=electr-.electromagnetic heating电磁热效应electromagnetic leaking电磁泄漏electro-optics system光电系统electromagnetic crystal平面光子带隙electroplated film disk电镀薄膜Electrohydraulic system电液伺服系统electro-cardioscanner心电扫描器Electro-warmed needle温针electromagnetic counter电磁计数器,电磁计量器electro-ionic therapy直流电药物导入疗法, 电离子导入疗法