electrocoma电昏睡法electropref.电的；电子的；电解的=electr-.electromechanical devices机电设备electrolysis nickel board电解镍板electro- optical sensor光电传感器electroluminescent effect电致发光效应electro - load forecast用电负荷预测electro-optic deflector电光偏转器electrocardiagraphic wave[医] 心电图波electromagentic radiation电磁辐射electromagnetic contactor电磁接触器electrolysis of manganese电解锰