EKGabbr.心动电流图(=Electrocardiograph)abbr.心电记录器(=Electrocardiogram)En.字母EE-G Two-step Method两步法e-business capability电子商务能力e-active disinfectant阳离子表面活性消毒剂e - teaching material电子课件Eijkman's lactose broth缘毛e-mail categorization电子邮件分类e-Business enterprise电子商务企业eigenanalysis of matrix矩阵的特征分析e-commerce enterprise电子商务企业eivil engineer materiel土木工程材料