1.
Relays for crossbar telephone switching systems
GB/T3972-1992纵横制电话交换机用继电器
2.
crossbar automatic telephone system
纵横制自动电话交换机
3.
concourse-connection longitudinal-transverse auto-telephone exchange
汇接用纵横制自动电话交换机
4.
crossbar private automatic branch exchange system
纵横制自动电话小交换机
5.
selecting chain
(纵横制交换机中的)互斥电路
6.
Technical requirements and testing methods for crossbar private automatic branch exchange
GB/T5322-1985纵横制用户电话交换机技术要求和试验方法
7.
Technical requirements and testing methods for local crossbar telephone switching systems
GB/T6878-1986纵横制市内电话交换机技术要求和试验方法
8.
"Present-day telephone-circuit switching equipment is based on either electromechanical techniques (employing crossbar, Strowger, or rotary switches)"
目前，电话的电路交换设备或以机电技术(采用纵横制、步进制或旋转式接线器)，
9.
crossbar automatic exchange system
纵横制自动交换方式
10.
common battery exchange
共电制电话交换机局
11.
electronically controlled telephone exchange
电子控制电话交换机
12.
semielectronic telephone switching system
半电子制电话交换机
13.
machine driven switching system
机动制自动电话交换机
14.
Toll and local crossbar telephone switching system--Signal marks or colours of lamp and alarm ringer
GB/T2094-1980纵横制长、市话交换设备灯色及警铃信号标志
15.
Bell introduces crossbar central office switches.
贝尔实验室纵横中央局交换机问世。
16.
all relay automatic telephone system
全继电器制自动电话交换机
17.
step-by-step system local automatic telephone exchange
步进制市内用自动电话交换机
18.
computer telephone exchange
电脑自动电话交换机