程控交换机计费系统设计中确保计费准确性的若干关键环节

DESIGN OF THE TARIFF SYSTEM OF PROGRAM CONTROLLED SWITCH AND KEYS TO ENSURE THE ACCURACY OF THE TARIFF

本文介绍程控交换机计费系统的设计，并结合改进某进口程控交换机计费系统的实践，提出设计中确保计费准确性的若干关键环节。

The paper discusses the design of the tariff system of the digital and program controlled switch, and presents key points which ensure the accurate tariff according to the practice of our improving the tariff system imported from abroad.