telephone switching system

基本解释

The design methods given here have been successfully implemented in a Chinese-developed SPC digital telephone switching system.
本文所討論的設計方法已成功地應用於國産程控數字電話交換機。
The development trends of integrated circuits used in SPC telephone switching systems, system architecture, features and requirements of the switching systems are discussed.
本文對程控數字電話交換機所用的集成電路器件，交換機的系統結搆以及性能要求的發展趨勢進行了討論。
Based on the intelligent non-central-switching amplifying call and telephone talk system, the KY-2-type non-central-switching factory communication telephone system is developed in this paper.
本文在原有智能型無主機擴音對講電話系統的基礎上，研制了符郃大範圍、強噪聲的生産場所通信要求的KY-2型無主機工廠通信系統。

Huawei also earned headlines for its activities in Afghanistan where it helped the Taliban regime create a telephone switching system in Kabul that the Indian government identified as communications surveillance equipment.
CENTERFORSECURITYPOLICY: Center For Security Policy
Under the proposed transaction, the Soviet Union will procure outright sufficient System 12 machinery to handle the switching requirements of 250, 000 telephone lines.
CENTERFORSECURITYPOLICY: Center for Security Policy Alcatel’s Soviet Joint Venture: A Sale The West Cannot Afford To Make