electrodicsn.电极学electropref.电的；电子的；电解的=electr-.electrostatic equipment静电装置electroless tin plating化学镀锡Electromagnetism torque电磁转矩electrostatic detection静电探测electrocopolymerization电化学共聚electro - stimulating电刺激electro-thermaleffect电热electrovibrating feeder电磁振动喂料器electromagnetic excited电磁激励electromagnetic linkage电磁键