electropadn.电垫electropref.电的；电子的；电解的=electr-.electrospectrography电光谱描记术electro-geniometer电动测相角器electro-activation电驱动electrostatic oiling静电涂油electrophilic attack亲电子化学反应electrostatic sorter电子式分级机electromagnetic stir电磁搅拌Electro Optical Unit光电元件electromechanizationn.电动机械化；机电化；电机化electro-excitation电激发