Mediann. 中动脉, 中位数, 中值 Medical医学的 Medium中等，中级的 microendoscopic discectomy system后路显微内窥镜下椎间盘手术 Multi-Exit Discrimination多出口区分 Marine Emergency Duties (Canada)海上紧急关税(加拿大) Manufacturing Engineering Division (American Society of Mechanical Engineers)制造工程组(美国机械工程师协会) Manhattan Engineer District (Manhattan Project)曼哈顿区(位于曼哈顿的项目工程师) Medical Electronics and Device Technology Center (Taiwan, ROC; part of Industrial Technology Research Institute)医疗电子装置和技术中心的一部分,中华民国台湾工业技术;研究所 Minimum Euclidean Distance最小的欧氏距离 Mid-continent Ecology Division (US EPA)Mid-continent生态分区(EPA) Middle East Department (Interntational Monetary Fund)(Interntational中东地区货币基金) Minority Enterprise Development少数企业的发展 Median Edge Detector平均边缘检测算法 Multiple Epiphyseal Dysplasia多发性骨骺发育不良