The result is the design of expert system for PABX fault diagnostic, prototype and the comment of it.
本课题的成果是一个程控交换机故障辅助诊断专家系统的设计，以及它的原型实现和评价。
The distinguishing features of Embedded Voice Mail System and its application in Harris PABX are introduced.
介绍嵌入式电脑语音信箱系统的特点和在哈里斯交换机中的应用。
Assist weak electricity Duty Engineer regarding on the maintenance of Fire and safety, AV system, CCTV, CATV, PABX, BA system in the main building and other fields related with weak electricity.
协助弱电值班工程师负责消防、音响影视，卫星电视、监控、PABX，大楼BA系统等弱电系统的维修保养工作。
This paper introduces the realization of the secret code charging system in the ZXJ2000A SPC PABX, including the composition, processing, operation and management of the system.
本文介绍了ZXJ2000A用户交换机密码计费的实现方式，包括系统组成、处理过程、使用方式、管理方式等。
This paper introduces the realization of the secret code charging system in the ZXJ2000A SPC PABX, including the composition, processing, operation and management of the system.
本文介绍了ZXJ2000A用户交换机密码计费的实现方式，包括系统组成、处理过程、使用方式、管理方式等。
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