electrotomyn.用电手术刀电切开法(高频电刀手术)electropref.电的；电子的；电解的=electr-.electrocircuit design电路设计electrostatic speaker静电扬声器electrostatic current静电流electromangnetic lens电磁感应Electromotance Sensor电动势传感器electrooptic material电光材料electromagnetic liner电磁衬板electrolytic rheostat电解变阻器electroplating dynamo电镀用的发电机electromagnetic screen电磁屏蔽,电磁屏