Browse Standards
1686+ standards in database
1686 result(s) found
直流放大器特性和测试方法
Direct current amplifiers--Characteristics and test methods
TDM/FDM 60路复用转换设备技术要求
Technical requirements for TDM/FDM 60-channel transmultiplexing equipment
光缆数字线路系统技术规范
Technical specification for digital line systems on optical fibre cables
60路PCM/ADPCM编码转换设备技术要求
Technical requirements for a 60-channel PCM/ADPCM transcoder equipment
电信线路磁感应纵电动势和对地电压、电感应电流及杂音计电压的测量方法
Measuring methods of the magnetic induced longitudinal EMF， magnetic induced voltage with respect to earth， electric induced current and psophometric voltage ontelecommunication lines
隔爆型防爆应用电视设备防爆性能试验方法
Test methods of explosion-proof performance for explosion-proof applied TV equipment with separate type
通信光缆系列 总则
The series of optical fibre cables for telecommunication--General
预录节目光学反射式视盘系统LV50 Hz/625行--PAL制
Pre-recorded optical reflective videodisk system Laser vision 50 Hz/625 lines--PAL
电视、调频广播场强测量方法
Measurement method of TV，FM broadcasting field strength
黑白电视接收机可靠性验证试验 贝叶斯方法
Bayeses method of reliabilitydemonstration testing for black and white TV receivers
架空光缆通信系统进网要求
Requirements for aerial optical fiber cable systems joined to national public telecommunication network
光纤机械式固定接头插入损耗测试方法
Optical fiber mechanical-type splice insertion loss test
模拟电唱盘通用技术条件
General specification for analog audio disk players
高保真电唱盘最低性能要求
Minimum performance requirements for high fidelity record players
语文学习系统通用技术条件
General specification for language learning systems
声系统设备互连的优选配接值
Preferred matching values for the interconnection of sound system components
纤维光学调制器 第二部分:分规范 波导电光调制器 (可供认证用)
Fiber optic modulators--Part 2:Sectional specification--Waveguide electrooptic modulators
广播节目试听室技术要求
Technical requirements for listening rooms in broad-casting programme
视听、视频和电视设备及系统音频盒式系统
Audio-visual video and television equipment and systems--Audio cassette systems
中文图文电视广播规范
Chinese character system teletext broadcasting specification