高效直达电路的设置及溢出话务的计算

Setting up of high usage direct circuit and calculation of the traffic overflow

介绍ＣＣＩＴＴ兰皮书Ｅ．５２２建议高效直达电路的设置和溢出话务量的一种简易计算法——话务变动等价置换法。

This article introduces E.522 recommendation in BlueBook for setting up of high usage direct circuit and one easy calculation way for the traffic overflow-traffic change with equal value conversion way.