English translation for "长途电话双干线制"

double trunk system

Related Translations:

长途电话站:  toll station

长途电话费:  toll charge

长途电话代码:  list of country calling codes

长途电话记录:  toll ticketing

长途电话线:  long distance linetoll linetollline

长途电话网:  toll telephone office

国内长途电话:  dldhome-area tollhome-areatollnational calls

长途电话接线员:  toll operator

长途电话中继线:  itt intertoll trunk

长途电话局:  long distance telephone exchangetoll exchangetoll officetrunk exchangetrunk line office

Similar Words：

"长途电话全自动对端设备技术要求和测试方法" English translation, "长途电话设备" English translation, "长途电话省间中心局" English translation, "长途电话省中心局" English translation, "长途电话识别号码" English translation, "长途电话特许码" English translation, "长途电话通讯" English translation, "长途电话网" English translation, "长途电话网, 干线网" English translation, "长途电话线" English translation