Browse Standards
1686+ standards in database
1686 result(s) found
电磁兼容 试验和测量技术 振荡波抗扰度试验
Electromagnetic compatibility--Testing and measurement techniques--Oscillatory waves immunity test
电磁兼容 试验和测量技术 静电放电抗扰度试验
Electromagnetic compatibility--Testing and measurement techniques--Electrostatic discharge immunity test
电磁兼容 试验和测量技术 射频电磁场辐射抗扰度试验
Electromagnetic compatibility--Testing and measurement techniques--Radiated，radio-frequency，electromagnetic field immunity test
电磁兼容 试验和测量技术 抗扰度试验总论
Electromagnetic compatibility--Testing and measurement techniques--Overview of immunity tests
广播磁带录像机测量方法 第2部分:模拟复合视频信号的电性能测量
Broadcastvideo tape recorders--Methods of measurement--Part 2:Electrical measurements ofanalogue composite video signals
卫星数字电视广播信道编码和调制标准
Channel coding and modulation standard for Digital Video Broadcasting-Satellite(DVB-S)
有线电视频率配置
Frequency allocation of CATV
三类传真终端的安全能力
Security capabilities for use with group 3 facsimile terminals
在PSTN或二线点对点租用电话型电路上同时传送数据和数字化编码语音信号的规程
Procedures for simultaneous transmission of data and digitally encoded voice signals over the PSTN or over 2-wire leased point-to-point telephone type circuits
S-VHS型12.65 mm螺旋扫描盒式磁带录像系统
Helical-scan video tape cassette system using 12.65 mm magnetic tape on type S-VHS
8 mm磁带螺旋扫描盒式录像系统(8 mm录像) 第3部分:Hi 8高带规范
Helical-scan video tape cassette systems using 8 mm magnetic tape--8 mm video--Part 3:High-band speci-fications for Hi 8
8 mm磁带螺旋扫描盒式录像系统(8 mm录像) 第2部分:PCM多迹音频系统
Helical-scan video tape cassette systems using 8 mm magnetic tape--8 mm video--Part 2:PCM multi-track audio system
8 mm磁带螺旋扫描盒式录像系统(8 mm录像) 第1部分:总规范
Helical-scan video tape cassette systems using 8 mm magnetic tape--8 mm video--Part 1:General speci-fications
盒式录音磁带尺寸及机械特性
Cassette for tape records--Dimensions and mechanical characteristics
光纤放大器试验方法基本规范 第3部分:噪声参数的试验方法
Basic specification for optical fibre amplifier test methods--Part 3:Test methods for noisefigure parameters
光纤放大器试验方法基本规范 第2部分:功率参数的试验方法
Basic specification for optical fibre amplifier test methods--Part 2:Test methods for powerparameters
经公用交换电话网或综合业务数字网或电路交换公用数据网接入分组交换公用数据网的分组式数据终端设备(DTE)和数据电路终接设备(DCE)之间的接口
Interface betweendata terminal equipment(DTE) and data circuit-terminating equipment (DCE) for terminals operating in the packet mode and accessing a packet switched public data network through a public switched telephone network or an integrated service
2048kbit/s、8448kbit/s、34368kbit/s、139264kbit/s光端机技术要求
Technical requirement for 2048kbit/s，8448kbit/s，34368kbit/s，139264kbit/s optical line terminals
电磁兼容 试验和测量技术 浪涌(冲击)抗扰度试验
Electromagnetic compatibility--Testing and measurement techniques--Surge immunity test
公用数据网与ISDN网的国际数据传输业务和任选用户设施
International data transmission services and optional user facilities in public data networks and ISDNs