Modified Shortest-Distance Path修正Shortest-Distance路径 Mobile Service Delivery Platform (Reaxion Corp)移动电话服务平台(Reaxion总公司) Missile Site Data Processor导弹站点数据处理机 Multicast Source Discovery Protocol (IETF)组播协议(IETF)源发现 Mainframe Software Development Process大型软件开发过程 Multi Source Discovery Protocol (network routers)多源发现协议(网络路由器) Multicast Source Discovery Protocol多播源发现协议 Multichannel Subtractive Double Pass多通道减去双程票