electric rayn.[鱼]电鳐electricadj.电的；电动的；带电的；刺激的n.电动产品electric lines of force[电] 电力线electric-conductivity电导率electric servomechanism电伺服机构electric process heater过程电加热器electric power industry电力工业electric salinity metre电测盐度计electric spark drilling电火花穿孔electric soldering iron电烙铁electric-field vector电场矢量electric appliance shop电器商店