telephone switching system meaning in English
电话交换系统
Examples
- Coastal mobile telephone switching system
船舶电话交换机 - Automatic telephone switching system
自动电话交换系统 - Local telephone switching system
市内电话交换机 - Building 2 million ports digital program - controlled telephone switching systems for beijing telecom bureau
共200万数字程控交换机的安装开通项目管理。 - Digital program - controlled telephone switching system project ( 6 , 000 lines and trunks ) pingyao telecom bureau , shanxi province
陕西电信西安小寨局20000门程控交换机开通工程。