本地交换网网管
Local switching network management
波长交换网
wavelength switching networks
大规模ATM交换网络
large scale ATM switching fabric
large scale ATM switching fabrics
大容量交换网络
larger volume switching network
电传打印机交换网络
teleprinter switching network
电话交换网
switched telephone network
telephone switching network
电力调度电话交换网
electric power dispatching exchange network
电力调度交换网
electric power dispatching exchange network
电力交换网
switching networks of electric power communication
electric power exchange network
electric power communication exchange network
电力通信交换网
electric power exchange network
电力行政交换网
electric power administrative exchange network
电路交换网络
circuit switching network
circuit switched network
circuit-switched network
Network
Circuit-switched
电文交换网络
message switching network