标准摘要
[中文适用范围]： 处理与数字微波无线电中继系统中使用的服务信道相关的测量。描述了两种常用于传输业务信道信号（即语音、监控和控制信号）的基本方法 [外文原描述]： Deals with measurements pertaining to the service channels used in digital microwave radio-relay systems. Two basic methods are commonly used for the transmission of service channel signals (that is voice, supervisory and control signals).
英文名称Methods of measurement for equipment used in digital microwave radio transmission systems - Part 2: Measurements on terrestrial radio-relay systems - Section 9: Service channels