串接交换交换
tandem switching exchange
当地自动线路交换机
LACE Local Automatic Circuit Exchange
电路或线路交换
circuit or line switching
switching， circuit or line
switching
circuit or line
强奇异交换交换子代数
strongly singular maximal abelian self-adjoint sub
区域自动线路交换机
RACE Regional Automatic Circuit Exchange
时间分开线路交换
TDCS Time Division Circuit Switching
双向线路交换环
bidirectional line switch ring
特设线路交换机
specific switch-board exchange
通信线路交换
communication line switch
线路交换电源供应器
line switching power supplies
线路交换公众数据网络
Circuit-switched Public Data Network
线路交换集中器
line switching concentrator