自动电话交换系统 meaning in Chinese
automatic telephone exchange system
automatic telephone switching system
Examples
- Replacement of pabx system at wu chung house
更换胡忠大厦的专用自动电话交换系统 - A . b . strowger invents the telephone switch , dial telephone
史端乔发明自动电话交换系统。 - Automatic telephone switching system
自动电话交换系统