交换型多兆位数据业务
Switched Multi-Megabit Data Service SMDS
交换多兆位数据服务
switched multimegabit data services
高速电路交换数据业务
high speed circuit switched data
ATM高速多业务数据网
high speed widearea multiservice ATM network
任务数据交换格式
mission data exchange format
商业数据交换
business data interchange
政府工业数据交换程序
GIDEP Government Industry Data Exchange Program
多路的TCP数据业务
muhichannel wireless TCP data service
多用途自动数据交换机
versatile automatic data exchange
多兆比特交换数据服务
Switched Multimegabit Data Service SMDS
交换多兆比特数据业务
Switching Multi-Gigabit Data Service SMDS
同步光纤网路数位交换连
SONET-based
digital cross connectsystem equipment