Browse Standards
1653+ standards in database
1653 result(s) found
电视插入测试信号简化自动测量参数的定义
Definitions of parameters for simplified automatic measurement of television insertion test signals
电视广播场消隐期插入行用途分配
Assignment of the uses of insertion lines in the field-blanking interval in television broadcasting
倍频程和分数倍频程滤波器
Octave-band and fractional-octave-band filters
标准音量表
Standard volume indicators
声级计的无规入射和扩散场校准
Random-incidence and diffuse-field calibration of sound level meters
无线传声器系统通用规范
General specification for wireless microphone systems
广播磁带录像机测量方法 第1部分:机械测量
Broadcast video tape recorders methods of measurement--Part 1:Mechanical measurements
单边带电力线载波机
Single sideband power-line carrier terminals
电力系统通信业务导则
General considerations for telecommunication services for electric power systems
电视节目磁带交换
Exchange of television programmes on magnetic tape
峰值节目电平表
Peak programme level meters
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
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
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
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
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