电话交换机的基本任务与结构

Basic Tasks and Structure of the Telephone Exchange

在现代社会中，电话程控交换机交换机都是所有企业通信不可缺少的组成部分。它们能够促进解决一个公司的关键问题，帮助该公司提高生产力，降低业务成本，改善安全性和客户服务质量。文章对电话程控交换机的技术及其应用进行了分析和阐述。

In modem society,telephone PBX switches for all business communications are an integral part.They can contribute to solving the key issues of a company,to help the company increase productivity,reduce operational costs,improve security and customer service.Article on telephone technology and its application program-controlled switches are analyzed and explained.