Browse Standards
1686+ standards in database
1686 result(s) found
传输速率为64kbit/s的文件传真三类机进网技术要求
Technical requirements for group 3 facsimile--apparatus connected to telecommunication network on transmission rate 64 kbit/s
光纤放大器总规范
Generic specification on optical fibre amplifiers
应急声系统
Sound systems for emergency purposes
采用数据链路协议的会议电视远端摄像机控制规程
A far end camera control protocol for videoconfer-ences using data link protocol
短波单边带通信设备通用规范
General specification for short wave single-sideband communication equipment
Ku频段卫星电视地球接收站通用规范
General specification for Ku-band satellite television earth receive-only station
卫星通信中央站通用技术条件
General specification of satellite communication centre station
卫星电视地球接收站测量方法 室内单元测量
Methods of measurement for satellite television earth receive-only station--Door-in unit measurement
卫星电视地球接收站测量方法 室外单元测量
Methods of measurement for satellite television earth receive-only station--Door-out unit measurement
卫星电视地球接收站测量方法 天线测量
Methods of measurement for satellite television earth receive-only station--Antenna measurement
卫星电视地球接收站测量方法 系统测量
Methods of measurement for satellite television earth receive-only station--System measurement
卫星电视上行站通用规范
General specification for satellite television up-link earth station
国际海事卫星C船舶地球站技术要求
Technical requirements of inmarsat standard C ship earth station
160kbit/s用户线数字倍增设备进网要求
Requirement for 160 kbit/s subscriber line digital multigain equipment joined to national public telecommunication network
光纤光缆接头 第4部分:分规范 光纤光缆机械式接头
Splices for optical fibres and cables--Part 4:Sectional specification--Mechanical splices for optical fibres and cables
光纤光缆接头 第3部分:分规范 光纤光缆熔接式接头
Splices for optical fibres and cables--Part 3:Sectional specification--Fusion splice organizers and closures for optical fibres and cables
光纤光缆接头 第2部分:分规范 光纤光缆接头盒和集纤盘
Splices for optical fibres and cables--Part 2:Sectional specification--Splice organizers and closures for optical fibres and cables
ISDN用户-网络接口第三层基本呼叫控制技术规范及测试方法 第2部分:第三层基本呼叫控制协议测试方法
ISDN user-network interface layer 3 specification and testing method for basic call control procedure--Part 2:Testing method for layer 3 basic call control protocol
ISDN用户-网络接口第三层基本呼叫控制技术规范及测试方法 第1部分:第三层基本呼叫控制技术规范
ISDN user-network interface layer 3 specification and testing method for basic call control--Part 1:Layer 3 specification for basic call control
峰值节目电平表
Peak programme level meters