electropultn.电气发射机；发射装置electropref.电的；电子的；电解的=electr-.electrostatic reprography静电复印术Electromagnetic Flowprobe电磁流量探子electroluminescent device场致发光器件electrodynamic transducer电动换能器,电动转换器electrochemical bleaching电化学漂白electrogastrogram signals胃电信号electrolytic tool grinder电解工具磨床electrolytic soda process电解制碱法electromagnetism stirring电磁搅拌electro-spark hardening火花放电硬化法