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地面无线电接力系统所用设备的测量方法 第三部分:仿真系统的测量 第五节 相互干扰的测量
Methods of measurement for equipment used in terrestrial radio-relay systems--Part 3:Simulated systems--Section five--Measurement of mutual inter-ference
地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第七节 发射机
Methods of measurement for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section seven--Radio trsnsmitters
地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第五节 频率解调机
Methods of measurement for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section five--Frequency demodulators
地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第四节 频率调制机
Methods of measurement for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section four--Frequency modulators
地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第八节 接收机
Methods of measurement for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section eight--Radio receivers
地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第一节 通则
Methods of measurement for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section one--General
地面无线电接力系统所用设备的测量方法 第三部分:仿真系统的测量 第一节 通则
Methods of measurement for equipment used in terrestrial radio-relay systems--Part 3:Simulated systems--Section one--General
发播航行警告、气象信息和紧急信息系统(NAVTEX)技术条件和使用要求
Technical specifications and operational requirements for the systems for promulgation of navigational and meteorological warnings and urgent information
公用数据网上起/止传输业务使用的数据终端设备(DTE)和数据电路终结设备 (DCE)间的接口
Interface between data terminal equipment (DTE) and data circuit-terminating equipment (DCE) for start stop transmission services on public data networks
地面无线电接力系统所用设备的测量方法 第一部分:分系统和仿真无线电接力系统通用的测量 第四节 基带范围的测量
Methods of measurement for equipment usedin terrestrial radio-relay systems--Part 1:Measurements common to sub-systems and simulated radio-relay systems--Section four--Measurements in the baseband
地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第三节 射频分支网络
Methods of measurement for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section three--R.F. branching networks
地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第六节 分集、双路和热备用设备
Methods of measurement for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section six--Diversity，twin-path and hot stand-by equipment
地面无线电接力系统所用设备的测量方法 第一部分:分系统和仿真无线电接力系统通用的测量 第二节 射频范围的测量
Methods of measurement for equipment usedin terrestrial radio-relay systems--Part 1:Measurements common to sub-systems and simulated radio-relay systems--Section two--Measurements in the radio-frequency range
对称电缆数字线路系统进网要求
Performance requirements for digital linesystems on symmetric pair cables used in telecommunication network
同轴电缆数字线路系统进网要求
Performance requirements for digital linesystems on coaxial pair cables used in telecommunication network
电缆数字段进网要求
Performance requirements for digital sections of metallic cables used in telecommunication network
高保真声频放大器最低性能要求
Minimum performance requirements for highfidelity audio amplifiers
应用电视术语
Terminology for non-broadcasting television
立体声广播节目(磁带)的录制和交换
The recording and exchanging of sound broadcasting programmes on stereophonic magnetic tape
彩色电视广播测试图
Colour television telecast--Test charts