electropultn.电气发射机；发射装置electropref.电的；电子的；电解的=electr-.electro-optic theodoite光电经纬仪electromagnetic rectifier电磁整流器electro-demulsification电场破乳electrohydraulic governor电动液压调节器electrostatic seismometer静电地震检波器electro-acoustic tablet电声板electromagnetic pollution电磁污染electrostrictive coupling电致伸缩耦合electro chemical analysis电化学分析electropneumatic governor电(力)空(气)调速器