摘要
主要介绍对Harris20-20程控数字交换机的计费系统的分析与纠错,功能的扩充,使其更加适合Harris20-20程控数字交换机的计费、出帐操作。
It was analyzed mainly Program Control Digital Switch Calculating Fee System ,correcting its error and extendingits function to make program control digital switch adapt for calculating, receiving and paying and operating.
出处
《铁路计算机应用》
2003年第7期37-40,共4页
Railway Computer Application