1.
experimental electronic controlled automatic switch board
实验电子控制自动交换机
2.
electronically controlled telephone exchange
电子控制电话交换机
3.
machine driven switching system
机动制自动电话交换机
4.
electronic multiple automatic exchange
电子复式自动交换机
5.
crossbar automatic telephone system
纵横制自动电话交换机
6.
ECASS (Electronically Controlled Automatic Switching System)
电子控制自动转换系统
7.
all relay automatic telephone system
全继电器制自动电话交换机
8.
electron control semi-automatic winder
电子控制半自动绕线机
9.
computer telephone exchange
电脑自动电话交换机
10.
digital electronic private automatic branch exchange
数字专用式电子自动交换分机
11.
step-by-step system local automatic telephone exchange
步进制市内用自动电话交换机
12.
concourse-connection longitudinal-transverse auto-telephone exchange
汇接用纵横制自动电话交换机
13.
crossbar private automatic branch exchange system
纵横制自动电话小交换机
14.
semielectronic telephone switching system
半电子制电话交换机
15.
ESSEX (Experimental Solid State Exchange)
实验固体电话交换机
16.
computer-controlled telegraph switching
计算机控制电报交换
17.
Adaptive Vibration Control and Experimental Research on Piezoelectric Smart Truss
压电机敏桁架结构振动自适应控制及实验研究
18.
automatic electronic switching center
自动电子数据交换中心