Browse Standards
1686+ standards in database
1686 result(s) found
公用数据网和综合业务数字网(ISDN)的国际用户业务类别和接入种类
International user classes of service in，and categories of accessto，public data networks and integrated services digital networks(ISDNs)
微波接力通信馈线系统技术条件
Technical specifications of feeder systems for microwave-relay communication
广播电视光缆干线同步数字体系(SDH)传输接口技术规范
Technical specifications of SDH transmission interface for broadcasting and television optical backbone network
ISDN用户-网络接口数据链路层技术规范及一致性测试方法 第2部分:数据链路层协议一致性测试方法
ISDN user-network interface data link layer specification and conformance testing method--Part 2:Data link layer protocol conformance testing method
ISDN用户-网络接口数据链路层技术规范及一致性测试方法 第1部分:用户-网络接口数据链路层技术规范
ISDN user-network interface data link layer specification and conformance testing method--Part 1:User-network interface data linklayer specification
在分组装拆(PAD)设施与分组式DTE或与另一个PAD之间交换控制信息和用户数据的规程
Procedure for the exchange of control information and user data between a packet assembly/disassembly (PAD) facility and a packet mode DTE or another PAD
公用数据网中的分组装拆(PAD)设施
Packet assembly/disassembly facility(PAD) in a public data network
数字电视术语
Digital television terminology
100～1000 MHz接力通信系统的容量系列波道配置及设备的主要技术要求
Capacity series and radio-frequency channel arrangement and equipment main technical specifications for 100～1000 MHz radio relay communication systems
非广播磁带录像机测量方法 第5部分:宽带录像机----包括具有Y/C视频连接器的宽带录像机(PAL/NTSC)
Non-broadcast video tape recorders--Methods of measurement--Part 5:High-band video tape recorders including those equipped with Y/C video connectors (PAL/NTSC)
各种发射类型的无线电接收机的测量方法 第9部分:广播数据系统接收特性的测量
Methods of measurement on radio receivers for various classes of emission--Part 9:Measurement of the characteristics relevant to radio data system (RDS) reception
光纤光缆连接器 第1部分:总规范
Connectors for optical fibres and cables--Part 1:Generic specification
米波调频广播技术规范
Technical specifications for FM sound broadcasting at VHF
盒式录音磁带通用规范
General specification for audio cassettes
音频、视频及视听系统 视频系统Y/C连接器的应用和优选电配接值
Audio，video and audiovisual systems--Application of Y/C connector and preferred electrical matching values for video systems
视听设备和系统 标牌 电源标志
Audio visual equipment and systems--Rating plates--Marking of electricity supply
视听、视频及电视设备和系统 教育和训练用录像磁带的引带和尾带
Audio visual，video and television equipment and systems--Video tape leader and trailer for education and training applications
移动通信选择呼叫和数据设备测量方法
Methods of measurement for selective-calling and data equipment used in the mobile services
低比特率通信的视频编码
Video coding for low bit rate communication
盒式磁带录音机运带机构通用规范
Generic specification for the transportmechanism of cassette tape recorders