Cart:
 |
GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 20299.4-2006 |
Digital technique application of building and residence community - Part 4: Application requirements of control network communication protocol 建筑及居住区数字化技术应用 第4部分: 控制网络通信协议应用要求 |
China National Standards network |
 English PDF |
| GB/T 20280-2006 |
Information security technology Testing and evaluation approaches for network vulnerability scanners 信息安全技术 网络脆弱性扫描产品测试评价方法 |
China National Standards network |
English PDF |
| GB/T 20270-2006 |
Information security technology Basis security techniques requirement for network 信息安全技术 网络基础安全技术要求 |
China National Standards network |
English PDF |
| GB/Z 20177.4-2006 |
Control network LONWORKS technology specification Part 4: Tunneling component network protocols over internet protocol channels 控制网络LONWORKS技术规范 第4部分：基于隧道技术在IP信道上传输控制网络协议的规范 |
China National Standards network |
English PDF |
| GB/Z 20177.3-2006 |
Control network LONWORKS technology specification Part 3: Free-topology twisted-pair channel specification 控制网络LONWORKS技术规范 第3部分：自由拓扑双绞线信道规范 |
China National Standards network |
English PDF |
| GB/Z 20177.2-2006 |
Control network LONWORKS technology specification Part 2:Power line channel specification 控制网络LONWORKS技术规范 第2部分：电力线信道规范 |
China National Standards network |
English PDF |
| GB/Z 20177.1-2006 |
Control network LONWORKS technology specification Part1:Protocol specification 控制网络LONWORKS技术规范 第1部分：协议规范 |
China National Standards network |
English PDF |
| GB/T 20187-2006 |
Characteristics of optical transport network hierarchy equipment functional blocks 光传送网体系设备的功能块特性 |
China National Standards network |
English PDF |
| GB/T 5271.34-2006 |
Information technology - Vocabulary Part 34: Artificial intelligence - Neural networks 信息技术 词汇 第34部分:人工智能 神经网络 |
China National Standards network |
English PDF |
| GB/T 15629.1103-2006 |
Information technology - Telecommunications and information exchange between systems - Local and metropolitan area networks - Specific requirements - Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) Specifications: Specification 信息技术 系统间远程通信和信息交换 局域网和城域网 特定要求 第11部分：无线局域网媒体访问控制和物理层规范：附加管理域操作规范 |
China National Standards network |
English PDF |
| GB 15629.1104-2006 |
Information technology - Telecommunications and information exchange between systems - Local and metropolitan area networks - Specific requirements - Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) specifications: Further Higher 信息技术 系统间远程通信和信息交换 局域网和城域网 特定要求 第11部分：无线局域网媒体访问控制和物理层规范：2.4GHz频段更高数据速率扩展规范 |
China National Standards network |
English PDF |
| GB 15629.1101-2006 |
Information technology - Telecommunications and information exchange between systems - Local and metropolitan area networks - Specific requirements - Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) specifications: High-Speed Phy 信息技术 系统间远程通信和信息交换 局域网和城域网 特定要求 第11部分：无线局域网媒体访问控制和物理层规范：5.8GHz频段高速物理层扩展规范 |
China National Standards network |
English PDF |
| GB/Z 20177.2-2006 |
Control network LONWORKS technology specification Part 2:Power line channel specification 控制网络LONWORKS技术规范 第2部分：电力线信道规范 |
China National Standards network |
English PDF |
| GB/Z 20177.4-2006 |
Control network LONWORKS technology specification Part 4: Tunneling component network protocols over internet protocol channels 控制网络LONWORKS技术规范 第4部分：基于隧道技术在IP信道上传输控制网络协议的规范 |
China National Standards network |
English PDF |
| GB/Z 20177.1-2006 |
Control network LONWORKS technology specification Part1:Protocol specification 控制网络LONWORKS技术规范 第1部分：协议规范 |
China National Standards network |
English PDF |
| GB/Z 20177.3-2006 |
Control network LONWORKS technology specification Part 3: Free-topology twisted-pair channel specification 控制网络LONWORKS技术规范 第3部分：自由拓扑双绞线信道规范 |
China National Standards network |
English PDF |
| GB/T 19962-2005 |
Technical rule for connecting geothermal power plant to power network 地热发电接入电力系统的技术规定 |
China National Standards network |
English PDF |
| GB/T 20030-2005 |
Specification of Equipment Management System for HFC network HFC网络设备管理系统规范 |
China National Standards network |
English PDF |
| GB/T 2900.69-2005 |
Electrotechnical Terminology Integrated services digital network (ISDN) - Part 1: General aspects 电工术语 综合业务数字网(ISDN)第1部分:总则 |
China National Standards network |
English PDF |
| GB/T 2900.68-2005 |
Electrotechnical Terminology Telecommunication networks,Teletraffic and Operation 电工术语 电信网、电信业务和运行 |
China National Standards network |
English PDF |
| GB/T 19897.2-2005 |
Automatic Meter Reading System Lower Layer Communication Protocol Part 2:Use of area networks on twisted pair with carrier signalling 自动抄表系统低层通信协议 第2部分：基于双绞线载波信号的局域网使用 |
China National Standards network |
English PDF |
| GB/T 18802.21-2004 |
Low-voltage surge protective devices--Part 21:Surge protective devices connected to telecommunications and signalling networks--Performance requirements and testing methods 低压电涌保护器 第21部分:电信和信号网络的电涌保护器(SPD)----性能要求和试验方法 |
China National Standards network |
English PDF |
| GB/T 19263-2003 |
Technical specification of transport of MPEG-2 signals in SDH network MPEG-2信号在SDH网络中的传输技术规范 |
China National Standards network |
English PDF |
| GB/T 3382.2-2003 |
Technical requirements for group 3 facsimile apparatus used in public telephone network--Part 2:Procedures for document facsimile transmission in the general switched telephone network 文件传真三类机在电话网中的互通技术条件 第2部分:在公用电话交换网上的文件传真传输规程 |
China National Standards network |
English PDF |
| GB/T 3382.1-2003 |
Technical requirements for group 3 facsimile apparatus used in public telephone network--Part 1:Standardization of group 3 facsimile terminals for document transmission 文件传真三类机在电话网中的互通技术条件 第1部分:用于文件传输的三类传真终端的标准化 |
China National Standards network |
English PDF |
| GB/Z 19219-2003 |
Industrial automation--Time-critical communications architectures--User requirements and network management for time-critical communications systems 工业自动化 时限通信体系结构 时限通信系统的用户需求和网络管理 |
China National Standards network |
English PDF |
| GB 15629.11-2003 |
Information technology--Telecommunications and information exchange between systems--Local and metropolitan area networks--Specific requirements--Part 11: Wireless LAN Medium Access Control (MAC) andPhysical Layer(PHY) Specifications 信息技术 系统间远程通信和信息交换 局域网和城域网 特定要求 第11部分:无线局域网媒体访问控制和物理层规范 |
China National Standards network |
English PDF |
| GB 15629.1102-2003 |
Information technology--Telecommunications and information exchange between systems--Local and metropolitan area networks--Specific requirements--Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer(PHY) Specifications: Higher-Speed Physi 信息技术 系统间远程通信和信息交换局域网和城域网 特定要求 第11部分:无线局域网媒体访问控制和物理层规范:2.4 GHz频段较高速物理层扩展规范 |
China National Standards network |
English PDF |
| GB/T 13730-2002 |
Dispatching automation systems for distric power networks 地区电网调度自动化系统 |
China National Standards network |
English PDF |
| GB/T 2900.54-2002 |
Electrotechnical terminology--Radiocommunications:transmitters，receivers，networks and operations 电工术语 无线电通信:发射机、接收机、网络和运行 |
China National Standards network |
English PDF |
| GB/T 7611-2001 |
Characteristics of the electrical interfaceat hierarchical bit rate for digital network 数字网系列比特率电接口特性 |
China National Standards network |
English PDF |
| GB/T 18498-2001 |
Interworking between packet switched public data networks and public maritime mobile satellite data transmission systems 分组交换公用数据网和公用海事移动卫星数据传输系统之间的互通 |
China National Standards network |
English PDF |
| GB/T 11593-2001 |
Interface between data terminal equipment and data circuit-terminating equipment for synchronous operation on public data networks 公用数据网上同步工作的数据终端设备(DTE)和数据电路终接设备(DCE)间的接口 |
China National Standards network |
English PDF |
| GB/T 17737.3-2001 |
Radio frequency cables--Part 3:Sectional specification for coaxial cables for local area networks 射频电缆 第3部分:局域网用同轴电缆分规范 |
China National Standards network |
English PDF |
| GB/T 18236.1-2000 |
Information technology--Telecommunications and information exchange between systems--Local and metropolitan area networks--Common specifications--Part 1:Medium Access Control(MAC)service definition 信息技术 系统间远程通信和信息交换 局域网和城域网 公共规范 第1部分:媒体访问控制(MAC)服务定义 |
China National Standards network |
English PDF |
| GB/T 5271.25-2000 |
Information technology--Vocabulary--Part 25:Local area networks 信息技术 词汇 第25部分:局域网 |
China National Standards network |
English PDF |
| GB/Z 15629.1-2000 |
Information technology--Telecommunication and information exchange between systems--Local and metro-politan area networks--Specific requirements--Part 1:Overview of Local Area Network standards 信息技术 系统间远程通信和信息交换 局域网和城域网 特定要求 第1部分:局域网标准综述 |
China National Standards network |
English PDF |
| GB/T 17972-2000 |
Information processing systems--Data communications--Use of the X.25 packet level protocol in local area networks 信息处理系统 数据通信 局域网中使用X.25包级协议 |
China National Standards network |
English PDF |
| GB/T 17963-2000 |
Information technology--Open Systems Interconnection--network layer security protocol 信息技术 开放系统互连 网络层安全协议 |
China National Standards network |
English PDF |
| GB/T 17179.4-2000 |
Information technology--Protocol for providing the connectionless-mode network service--Part 4:Provision of the underlying service by a subnetwork that provides the OSI data link service 信息技术 提供无连接方式网络服务的协议 第4部分:由提供OSI数据链路服务的子网提供低层服务 |
China National Standards network |
English PDF |
| GB/T 17179.3-2000 |
Information technology--Protocol for providing the connectionless-mode networkservice--Part 3:Provision of the underlying service by an X.25 subnetwork 信息技术 提供无连接方式网络服务的协议 第3部分:由X.25子网提供低层服务 |
China National Standards network |
English PDF |
| GB/T 17179.2-2000 |
Information technology--Protocol for providing the connectionless-mode network service--Part 2:Provision of the underlying service by a GB/T 15629(ISO/IEC 8802) subnetwork 信息技术 提供无连接方式网络服务的协议 第2部分:由GB/T 15629(ISO/IEC 8802)子网提供低层服务 |
China National Standards network |
English PDF |
| GB/T 17904.2-1999 |
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2部分:数据链路层协议一致性测试方法 |
China National Standards network |
English PDF |
| GB/T 17904.1-1999 |
ISDN user-network interface data link layer specification and conformance testing method--Part 1:User-network interface data linklayer specification 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 |
China National Standards network |
English PDF |
| GB/T 11598-1999 |
Packet-switched signalling system between public networks providing data transmission services 提供数据传输业务的公用网之间的分组交换信令系统 |
China National Standards network |
English PDF |
| GB/T 11596-1999 |
DCE/DTE interface for a start-stop mode data terminal equipment accessing the packet assembly/disassembly facility (PAD) in a pubic data network situated in the same country 起止式数据终端进入本国公用数据网的分组装拆(PAD)设施的DCE/DTE之间的接口 |
China National Standards network |
English PDF |
| GB/T 11595-1999 |
Interface between data terminal equipment(DTE) and data circuit-terminating equipment (DCE)for terminals operating in the packet mode and connected to public data networks by dedicated circuit 用专用电路连接到公用数据网上的分组式数据终端设备(DTE)与数据电路终接设备(DCE)之间的接口 |
China National Standards network |
English PDF |
| GB/T 17881-1999 |
Technical specifications of SDH transmission interface for broadcasting and television optical backbone network 广播电视光缆干线同步数字体系(SDH)传输接口技术规范 |
China National Standards network |
English PDF |
| GB/T 17801-1999 |
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 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 |
China National Standards network |
English PDF |
| GB/T 17471-1998 |
Principles for providing of monitoring and measuring instruments of energy in boiler heating network system 锅炉热网系统能源监测与计量仪表配备原则 |
China National Standards network |
English PDF |
| GB/T 17438-1998 |
Technical requirements for the transmission through contribution and primary distribution networks of digital television signals defined according to the 4∶2∶2 standard 由4∶2∶2标准定义的数字电视信号馈送和一次分配网络传输技术要求 |
China National Standards network |
English PDF |
| GB/T 17180-1997 |
Information processing systems--Telecommunications and information exchange between systems--End system to intermediatesystem routeing exchange protocol for use in conjunction with the protocol for providing the connectionless-mode network service 信息处理系统 系统间远程通信和信息交换与提供无连接方式的网络服务协议联合使用的端系统到中间系统路由选择交换协议 |
China National Standards network |
English PDF |
| GB/T 17154.2-1997 |
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2部分:第三层基本呼叫控制协议测试方法 |
China National Standards network |
English PDF |
| GB/T 17154.1-1997 |
ISDN user-network interface layer 3 specification and testing method for basic call control--Part 1:Layer 3 specification for basic call control 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 |
China National Standards network |
English PDF |
| GB/T 16976-1997 |
Information technology -- Telecommunications and information exchange between systems--Use of X.25 to provide the OSI Connection-mode network Service 信息技术 系统间远程通信和信息交换 使用X.25提供OSI连接方式网络服务 |
China National Standards network |
English PDF |
| GB/T 16966-1997 |
Information technology--Provision of the OSI connection-mode network service by packet mode terminal equipment connected to an Integrated Services Digital Network(ISDN) 信息技术 连接到综合业务数字网(ISDN)的包式终端设备提供OSI连接方式网络服务 |
China National Standards network |
English PDF |
| GB/T 16700-1996 |
Standard frequencies for centralized network control installations 集中网络控制装置的标准频率 |
China National Standards network |
English PDF |
| GB/T 15629.5-1996 |
Information technology--Local and metropolitan area networks--Part 5:Token ring access method and physical layer specifications 信息技术 局域网和城域网 第5部分:令牌环访问方法和物理层规范 |
China National Standards network |
English PDF |
| GB/T 16654-1996 |
Technical requirements for ISDN(2B+D)NT1 user-network interface equipment ISDN(2B+D)NT1用户-网络接口设备技术要求 |
China National Standards network |
English PDF |
| GB/T 16646-1996 |
Information technology--Open systems interconnection--Local area networks--Medium access control (MAC) service definition 信息技术 开放系统互连 局域网媒体访问控制(MAC)服务定义 |
China National Standards network |
English PDF |
| GB/T 7338-1996 |
Fixed resistors for use in electronic equipment--Part 6:Sectional specification--Fixed resistor networks with individually measurable resistors 电子设备用固定电阻器 第6部分:分规范 各电阻器可单独测量的固定电阻网络 |
China National Standards network |
English PDF |
| GB/T 15883-1995 |
Fixed film resistor networks for use in electronic equipment--Part 2:Blank detail specification for film resistor networks of assessedquality on the basis of the capability approval procedure--Assessment level E 电子设备用膜固定电阻网络 第2部分:按能力批准程序评定质量的膜电阻网络空白详细规范 评定水平E |
China National Standards network |
English PDF |
| GB/T 15882-1995 |
Fixed film resistor networks for use in electronic equipment--Part 2:Sectional specification for film resistor networks of assessed quality on the basis of the capability approval procedure 电子设备用膜固定电阻网络 第2部分:按能力批准程序评定质量的膜电阻网络分规范 |
China National Standards network |
English PDF |
| GB/T 7609-1995 |
General test method for transmission performance of PCM voice channel in telecommunication network 电信网中脉冲编码调制音频通路传输特性常用测试方法 |
China National Standards network |
English PDF |
| GB/T 15841-1995 |
networking specification for digital microwave communication equipments 2～8 GHz digital microwave transceiver 数字微波通信设备进网技术要求 2～8 GHz数字微波收发信机 |
China National Standards network |
English PDF |
| GB/T 15839-1995 |
networking specifications for64～1920 kbit/s video-conferencing systems 64～1920 kbit/s会议电视系统进网技术要求 |
China National Standards network |
English PDF |
| GB/T 15654-1995 |
Fixed film resistor networks for use in electronic equipment--Part 1:Generic specification 电子设备用膜固定电阻网络 第1部分:总规范 |
China National Standards network |
English PDF |
| GB/T 15274-1994 |
Information processing systems--Open systems interconnection--Internal organization of the network layer 信息处理系统 开放系统互连 网络层的内部组织结构 |
China National Standards network |
English PDF |
| GB/T 14733.1-1993 |
Terminology for telecommunications--Telecommunications，channels and networks 电信术语 电信、信道和网 |
China National Standards network |
English PDF |
| GB/T 14549-1993 |
Quality of electric energy supply--Harmonics inpublic supply network 电能质量 公用电网谐波 |
China National Standards network |
English PDF |
| GB/T 14433-1993 |
Technical specifications for coverage networks of colour TV broadcasting 彩色电视广播覆盖网技术规定 |
China National Standards network |
English PDF |
| GB/T 14401-1993 |
Signalling between mobile station and base station and mobile services switching centre in public land mobile communication network at 450MHz band 公用陆地移动通信网(450 MHz频段)中移动台-基站-移动电话交换局之间的信令 |
China National Standards network |
English PDF |
| GB/T 14138-1993 |
Requirements for aerial optical fiber cable systems joined to national public telecommunication network 架空光缆通信系统进网要求 |
China National Standards network |
English PDF |
| GB/T 14132-1993 |
Performance requirements for digital linesystems on symmetric pair cables used in telecommunication network 对称电缆数字线路系统进网要求 |
China National Standards network |
English PDF |
| GB/T 14131-1993 |
Performance requirements for digital linesystems on coaxial pair cables used in telecommunication network 同轴电缆数字线路系统进网要求 |
China National Standards network |
English PDF |
| GB/T 14130-1993 |
Performance requirements for digital sections of metallic cables used in telecommunication network 电缆数字段进网要求 |
China National Standards network |
English PDF |
| GB/T 4958.16-1992 |
Methods of measurement for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section three--R.F. branching networks 地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第三节 射频分支网络 |
China National Standards network |
English PDF |
| GB/T 13158-1991 |
Compatibility test procedures of clock and synchronization equipment of digital switch introducedinto digital network 数字交换机的时钟和同步设备进入数字网的兼容性测试方法 |
China National Standards network |
English PDF |
| GB/T 13167-1991 |
Requirements for long haul optical fiber cable systems joined to national public telecommunication network 长途光缆通信系统进网要求 |
China National Standards network |
English PDF |
| GB/T 13130-1991 |
Specification for interworking of chinese ideogram teletex on public telecommunication networks--Transport service 汉字智能用户电报在公用电信网上的互通技术条件 运输服务 |
China National Standards network |
English PDF |
| GB/T 13129-1991 |
Specification for interworking of chinese ideogram teletex on public telecommunication networks--Control procedures 汉字智能用户电报在公用电信网上的互通技术条件 控制规程 |
China National Standards network |
English PDF |
| GB/T 13127-1991 |
Specification for interworking of chinese ideogram teletex on public telecommunication networks--The terminal equipment 汉字智能用户电报在公用电信网上的互通技术条件 终端设备 |
China National Standards network |
English PDF |
| GB/T 12401-1990 |
Specificationof antenna (including feed network) and servo system used in domestic satellitecommunication earth stations 国内卫星通信地球站天线(含馈源网络)和伺服系统设备技术要求 |
China National Standards network |
English PDF |
| GB/T 12277-1990 |
Fixed resistors for use in electronic equipment--Part 7:Blank detail specification--Fixed resistor networks in which not allresistors are individually measurable--Assessment level E 电子设备用固定电阻器 第七部分:空白详细规范 各电阻器不可单独测量的固定电阻网络 评定水平 E (可供认证用) |
China National Standards network |
English PDF |
| GB/T 12276-1990 |
Fixed resistors for use in electronic equipment--Part 7:Sectional specification--Fixed resistor networks in which not all resistors are individually measurable 电子设备用固定电阻器 第七部分:分规范 各电阻器不可单独测量的固定电阻网络 (可供认证用) |
China National Standards network |
English PDF |
| GB/T 12171-1990 |
Specification for TDM/FDM 60-channeltransmultiplexing equipments used in the telecommunication network TDM/FDM 60路复用转换设备进网要求 |
China National Standards network |
English PDF |
| GB 12048-1989 |
Requirements for clock and synchronization equipment used in the digital network 数字网内时钟和同步设备的进网要求 |
China National Standards network |
English PDF |
| GB/T 11820-1989 |
The requirements for urban optical fiber cable systems joined to national public telecommunication network 市内光缆通信系统进网要求 |
China National Standards network |
English PDF |
| GB/T 1526-1989 |
Information processing--Documentation symbols and conventionsfor data， program and system flowcharts， program network charts and system resources charts 信息处理 数据流程图、程序流程图、系统流程图、程序网络图和系统资源图的文件编制符号及约定 |
China National Standards network |
English PDF |
| GB/T 11299.6-1989 |
Methods of measurement for radio equipment used in satellite earth stations--Part 2:Measurements for sub-systems--Section one:General--Section two:Antenna(inculuding feed network) 卫星通信地球站无线电设备测量方法 第二部分:分系统测量 第一节:概述 第二节:天线(包括馈源网络) |
China National Standards network |
English PDF |
| GB/T 9541-1988 |
2400 bits per second duplex modem using the echo cancellation technique standardized for use on the general switched telephone network and on point-to-point 2 wire leased telephone-type-circuits 在普通电话交换网和点对点二线租用电话型电路上使用标准化的回波抵消技术的2400比特/ 秒双工调制解调器 |
China National Standards network |
English PDF |
| GB/T 7625-1987 |
2400/1200 bits per second modem standardized for use in the general switched telephone network 在电话自动交换网上使用的标准化 2400/1200比特/秒调制解调器 |
China National Standards network |
English PDF |
| GB/T 7623-1987 |
Automatic answering equipment and/or parallel automatic calling equipment on the general switched telephone network， including procedures for bling of echo control devices for both manually and automatically established calls 在电话自动交换网上的自动应答设备和(或)并行自动呼叫设备， 包括人工和自动建立呼叫时使回波控制装置停止工作的规程 |
China National Standards network |
English PDF |
| GB/T 7622-1987 |
600/1200 bauds modem standardized for use in the general switched telephone network 在电话自动交换网上使用的标准化600/1200波特调制解调器 |
China National Standards network |
English PDF |
| GB/T 7621-1987 |
1200 bits per second duplex modem standardized for use in the general switched telephone network and on point-to-point 2-wire leased telephonecircuits 在电话自动交换网和点对点二线租用电话型电路上使用的标准化的1200比特/秒双工调制解调器 |
China National Standards network |
English PDF |
| GB/T 7620-1987 |
300 bits per second duplex modem standardized for use in the general switched telephone network 在电话自动交换网上使用的标准化300比特/秒全双工调制解调器 |
China National Standards network |
English PDF |
| GB/T 7340-1987 |
Fixed resistors for use in electronic equipment--Part 6:Blank detail specification--Fixed resistor networks with individually measurable resistor of either different resistance values or different rated dissipations--Assessment level E 电子设备用固定电阻器 第六部分:空白详细规范 阻值和功耗不同， 各电阻器可单独测量的固定电阻网络 评定水平 E (可供认证用) |
China National Standards network |
English PDF |
| GB/T 7339-1987 |
Fixed resistors for use in electronic equipment--Part 6:Blank detail specification--Fixed resistor networks with individually measurable resistors， all of equal value and equal dissipation--Assessment level E 电子设备用固定电阻器 第六部分:空白详细规范 阻值和功耗相同， 各电阻器可单独测量的固定电阻网络 评定水平 E (可供认证用) |
China National Standards network |
English PDF |
| GB/T 6282-1986 |
Interface parameters of the 25 to 1000MHz land mobile telecommunication network connecting to public telecommunication network through subscriber lines 25～1000 MHz陆地移动通信网通过用户线接入公用通信网的接口参数 |
China National Standards network |
English PDF |
| GB 6280-1986 |
Capacity series and frequency channels arrangement in 25 to 1000 MHz land mobile telecommunication network 25～1000 MHz陆地移动通信网的容量系列及频道配置 |
China National Standards network |
English PDF |
| Find out:613Items | To Page of: First -Previous-Next -Last | 1 2 3 4 5 6 7 |
+86-755-25831330
