漫谈集团电话尤华所谓集团电话，就是集若干部电话在于一体，共同外线并具有通话和特殊业务性能的电话系统。它由全数字程控交换机与智能电话机组成，可实现办公自动化。集团电话的主要优点有：１．使办公自动化程度大大提高。集团电话可与公共电话网相连，也可与各种模拟... Talk about the PBX Youhua called the PBX, is a set of several phones in one, the common outside and have a call and special business performance of the telephone system. It consists of all-digital program-controlled switches and smart phones, office automation can be achieved. The main advantages of the PBX are: 1. So that the degree of office automation greatly improved. PBX can be connected to the public telephone network, but also with a variety of simulation ...