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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 38002.2-2022 |
Automation system and integration—Serial real time communication system for manufacturing integration—Part 2: Input and output device profile 自动化系统与集成 制造业串行实时通信系统集成 第2部分：输入输出设备行业专规 |
China National Standards communication |
 English PDF |
| GB/T 17737.8-2022 |
Coaxial communication cables—Part 8: Sectional specification for semi-flexible cables with polytetrafluoroethylene (PTFE) dielectric 同轴通信电缆 第8部分：聚四氟乙烯绝缘半柔电缆分规范 |
China National Standards communication |
English PDF |
| GB/T 17737.801-2022 |
Coaxial communication cables—Part 8-1: Blank detail specification for semi-flexible cables with polytetrafluoroethylene (PTFE) dielectric 同轴通信电缆 第8-1部分：聚四氟乙烯绝缘半柔电缆空白详细规范 |
China National Standards communication |
English PDF |
| GB/T 41271-2022 |
Production process quality control communication conformance test method 生产过程质量控制 通信一致性测试方法 |
China National Standards communication |
English PDF |
| GB/Z 17215.652-2022 |
Electrical Measurement Data Exchange DLMS/COSEM Components Part 52: communication Protocol Management Distribution Line Message Specification (DLMS) Server 电测量数据交换 DLMS/COSEM组件 第52部分：通信协议管理配电线报文规范（DLMS）服务器 |
China National Standards communication |
English PDF |
| GB/T 18802.352-2022 |
Low-voltage surge arrester components - Part 352: Guidelines for the selection and use of surge isolating transformers (SIT) for telecommunication and signaling networks 低压电涌保护器元件 第352部分：电信和信号网络的电涌隔离变压器(SIT)的选择和使用导则 |
China National Standards communication |
English PDF |
| GB/T 42193.7-2022 |
Road vehicles - communication of emissions-related diagnostics between the vehicle and external equipment - Part 7: Data link security 道路车辆 车辆和外部设备之间排放相关诊断的通信 第7部分：数据链安全 |
China National Standards communication |
English PDF |
| GB/T 42193.4-2022 |
Road vehicles - communication of emissions-related diagnostics between the vehicle and external equipment - Part 4: External test equipment 道路车辆 车辆和外部设备之间排放相关诊断的通信 第4部分：外部测试设备 |
China National Standards communication |
English PDF |
| GB/T 42193.3-2022 |
Road vehicles - communication of emissions-related diagnostics between the vehicle and external equipment - Part 3: Requirements and use of diagnostic connectors and associated circuits 道路车辆 车辆和外部设备之间排放相关诊断的通信 第3部分：诊断连接器和相关电路的要求及使用 |
China National Standards communication |
English PDF |
| GB/T 42193.2-2022 |
Road vehicles - communication of emissions-related diagnostics between vehicles and external equipment - Part 2: Guidelines for terms, definitions, abbreviations and abbreviations 道路车辆 车辆和外部设备之间排放相关诊断的通信 第2部分：术语、定义、缩写和缩略语的指南 |
China National Standards communication |
English PDF |
| GB/T 17626.19-2022 |
Electromagnetic compatibility-Testing and measurement techniques-Part 19: 2kHz~150kHz differential mode conducted disturbance and communication signal immunity test of AC power port 电磁兼容 试验和测量技术 第19部分：交流电源端口2kHz~150kHz差模传导骚扰和通信信号抗扰度试验 |
China National Standards communication |
English PDF |
| GB/T 42204-2022 |
Clinical medical equipment communication specification Imaging equipment 临床医疗设备通信规范 影像设备 |
China National Standards communication |
English PDF |
| GB/T 42123-2022 |
communication Specifications for Personal Health Devices 个人健康设备通信规范 |
China National Standards communication |
English PDF |
| GB/T 42149-2022 |
Rail transit Ground installations Technical specifications for current protection of medium-voltage power supply systems based on digital communication 轨道交通 地面装置 基于数字通信的中压供电系统电流保护技术规范 |
China National Standards communication |
English PDF |
| GB/T 42151.5-2022 |
communication networks and systems for power automation - Part 5: Communication requirements for functions and device models 电力自动化通信网络和系统 第5部分：功能和装置模型的通信要求 |
China National Standards communication |
English PDF |
| GB/T 42193.1-2022 |
Road vehicles - communication of emissions-related diagnostics between the vehicle and external equipment - Part 1: General information and use case definitions 道路车辆 车辆和外部设备之间排放相关诊断的通信 第1部分：一般信息和使用案例定义 |
China National Standards communication |
English PDF |
| GB/T 42126.1-2022 |
Industrial Wireless communication Specifications Based on Cellular Networks Part 1: General Technical Requirements 基于蜂窝网络的工业无线通信规范 第1部分： 通用技术要求 |
China National Standards communication |
English PDF |
| GB 21288-2022 |
Exposure limits of electromagnetic radiation for mobile communication terminals 移动通信终端电磁辐射暴露限值 |
China National Standards communication |
English PDF |
| GB/T 4728.10-2022 |
Graphical symbols for electrical diagrams - Part 10: Telecommunications: Transmission 电气简图用图形符号 第10部分：电信：传输 |
China National Standards communication |
English PDF |
| GB/T 4728.9-2022 |
Graphical symbols for electrical diagrams - Part 9: Telecommunications: Switching and peripheral equipment 电气简图用图形符号 第9部分：电信：交换和外围设备 |
China National Standards communication |
English PDF |
| GB/T 25068.4-2022 |
Information technology Security technology Network security Part 4: Inter-network communication security protection using security gateways 信息技术 安全技术 网络安全 第4部分：使用安全网关的网间通信安全保护 |
China National Standards communication |
English PDF |
| GB/T 42019-2022 |
Architecture and communication specification of broadband industrial bus AUTBUS system based on time-sensitive technology 基于时间敏感技术的宽带工业总线AUTBUS 系统架构与通信规范 |
China National Standards communication |
English PDF |
| GB/T 9771.7-2022 |
Single-mode optical fibers for telecommunication - Part 7: Characteristics of bend loss insensitive single-mode optical fibers 通信用单模光纤 第7部分：弯曲损耗不敏感单模光纤特性 |
China National Standards communication |
English PDF |
| GB/Z 41820-2022 |
Technical requirements for public telecommunication network telemedicine system 公众电信网 远程医疗系统技术要求 |
China National Standards communication |
English PDF |
| GB/T 40783.2-2022 |
Information technology - Telecommunication and information exchange between systems - Magnetic domain network - Part 2: In-band wireless charging control protocol 信息技术 系统间远程通信和信息交换 磁域网 第2部分：带内无线充电控制协议 |
China National Standards communication |
English PDF |
| GB/T 41922-2022 |
Stage equipment fault data transmission interface and communication protocol specification 舞台装备故障数据传输接口和通讯协议规范 |
China National Standards communication |
English PDF |
| GB/T 25742.4-2022 |
Machine condition monitoring and diagnostics - Data processing, communication and presentation - Part 4: Presentation 机器状态监测与诊断 数据处理、通信与表示 第4部分：表示 |
China National Standards communication |
English PDF |
| GB/T 30966.6-2022 |
Wind turbines - communications for wind farm monitoring systems - Part 6: Logical node classes and data classes for condition monitoring 风力发电机组 风力发电场监控系统通信 第6部分：状态监测的逻辑节点类和数据类 |
China National Standards communication |
English PDF |
| GB/T 30966.5-2022 |
Wind turbines - communications for wind farm monitoring systems - Part 5: Conformance testing 风力发电机组 风力发电场监控系统通信 第5部分：一致性测试 |
China National Standards communication |
English PDF |
| GB/T 30966.3-2022 |
Wind turbines - communications for wind farm monitoring systems - Part 3: Information exchange model 风力发电机组 风力发电场监控系统通信 第3部分：信息交换模型 |
China National Standards communication |
English PDF |
| GB/T 30966.2-2022 |
Wind turbines - communications for wind park monitoring systems - Part 2: Information model 风力发电机组 风力发电场监控系统通信 第2部分：信息模型 |
China National Standards communication |
English PDF |
| GB/T 30966.1-2022 |
Wind turbines -- communications for wind farm monitoring systems -- Part 1: Principles and models 风力发电机组 风力发电场监控系统通信 第1部分：原则与模型 |
China National Standards communication |
English PDF |
| GB/T 40435-2021 |
Technical specifications for substation data communication gateway 变电站数据通信网关机技术规范 |
China National Standards communication |
English PDF |
| GB/T 40430-2021 |
Road vehicles—Diagnostic communication over controller area network（DoCAN）—Dictionary 道路车辆 基于控制器局域网的诊断通信 符号集 |
China National Standards communication |
English PDF |
| GB/T 40349-2021 |
WLAN communication module technical specification for household appliances 家用和类似用途电器专用WLAN通信模块技术规范 |
China National Standards communication |
English PDF |
| GB/T 15969.9-2021 |
Programmable controllers—Part 9: Single-drop digital communication interface for small sensors and actuators (SDCI) 可编程序控制器 第9部分：用于小型传感器和执行器的单点数字通信接口(SDCI) |
China National Standards communication |
English PDF |
| GB/T 12639-2021 |
Methods of in-orbit testing for GEO communication satellite payload performance 地球同步轨道通信卫星有效载荷在轨测试方法 |
China National Standards communication |
English PDF |
| GB/T 40287-2021 |
General framework of information and communication for electric internet of things 电力物联网信息通信总体架构 |
China National Standards communication |
English PDF |
| GB/T 40218-2021 |
Industrial communication networks—Network and system security—Security technologies for industrial automation and control system 工业通信网络 网络和系统安全 工业自动化和控制系统信息安全技术 |
China National Standards communication |
English PDF |
| GB/T 40211-2021 |
Industrial communication networks - Network and system security - Terminology, concepts and models 工业通信网络 网络和系统安全 术语、概念和模型 |
China National Standards communication |
English PDF |
| GB/T 38329.2-2021 |
Utility connections in port - Part 2: High and low voltage shore connection systems - Data communication for monitoring and control 港口船岸连接 第2部分：高压和低压岸电连接系统 监测和控制的数据传输 |
China National Standards communication |
English PDF |
| GB/T 21548-2021 |
Methods of measurement of the high speed semiconductor lasers directly modulated for optical fiber communication systems 光通信用高速直接调制半导体激光器的测量方法 |
China National Standards communication |
English PDF |
| GB/T 40022-2021 |
General requirements of internet of things based on public telecommunication network 基于公众电信网的物联网总体要求 |
China National Standards communication |
English PDF |
| GB/T 40021-2021 |
General requirements of internet of things based on public telecommunication network 信息物理系统 术语 |
China National Standards communication |
English PDF |
| GB/T 40020-2021 |
General requirements of internet of things based on public telecommunication network 信息物理系统 参考架构 |
China National Standards communication |
English PDF |
| GB/T 40017-2021 |
Information technology—Telecommunications and information exchange between systems—Heterogeneous networks convergence and scalability of community energy-saving control network 信息技术 系统间远程通信和信息交换 社区节能控制异构网络融合与可扩展性 |
China National Standards communication |
English PDF |
| GB/T 40015-2021 |
Information technology—Telecommunications and information exchange between systems—Control and management of community energy-saving control network 信息技术 系统间远程通信和信息交换 社区节能控制网络控制与管理 |
China National Standards communication |
English PDF |
| GB/T 39925-2021 |
Stationary equipment for agriculture—Data communications network for livestock farming 农业固定设备 畜牧业数据通信网络 |
China National Standards communication |
English PDF |
| GB/T 39911-2021 |
Brand valuation—Telecommunications industry 品牌价值评价 电信业 |
China National Standards communication |
English PDF |
| GB/T 39851.2-2021 |
Road vehicles—Diagnostic communication over Controller Area Network (DoCAN) —Part 2:Transport protocol and network layer services 道路车辆 基于控制器局域网的诊断通信 第2部分：传输层协议和网络层服务 |
China National Standards communication |
English PDF |
| GB/T 39847-2021 |
Verification test methods of access satellite network for FSS communication earth station 固定卫星通信业务地球站进入卫星网络的验证测试方法 |
China National Standards communication |
English PDF |
| GB/T 39846-2021 |
LTE-based broadband trunking communication (B-TrunC) system—Test methods for interface (Phase 1)—Interface between trunking core network and dispach console 基于LTE技术的宽带集群通信（B-TrunC）系统 接口测试方法（第一阶段） 集群核心网到调度台接口 |
China National Standards communication |
English PDF |
| GB/T 39845-2021 |
LTE-based broadband trunking communication(B-TrunC) system—Technical requirements for network equipments（Phase 1) 基于LTE技术的宽带集群通信（B-TrunC）系统 网络设备技术要求（第一阶段） |
China National Standards communication |
English PDF |
| GB/T 39840-2021 |
LTE-based broadband trunking communication (B-TrunC) system—Test methods for interface (Phase 1)—Air interface 基于LTE技术的宽带集群通信（B-TrunC）系统 接口测试方法（第一阶段） 空中接口 |
China National Standards communication |
English PDF |
| GB/T 39839-2021 |
LTE-based broadband trunking communication (B-TrunC) system -- Technical requirements for user equipments (Phase 1) 基于LTE技术的宽带集群通信（B-TrunC）系统 终端设备技术要求（第一阶段） |
China National Standards communication |
English PDF |
| GB/T 39838-2021 |
LTE-based broadband trunking communication (B-TrunC) system—Test methods for interface (Phase 1)—Interface between UE and trunking core network 基于LTE技术的宽带集群通信（B-TrunC）系统 接口测试方法（第一阶段） 终端到集群核心网接口 |
China National Standards communication |
English PDF |
| GB/T 28847.5-2021 |
Building automation and control systems—Part 5: Data communication protocol 建筑自动化和控制系统 第5部分：数据通信协议 |
China National Standards communication |
English PDF |
| GB/T 25068.5-2021 |
Information technology—Security techniques—Network security—Part 5: Securing communications across networks using virtual private networks 信息技术 安全技术 网络安全 第5部分：使用虚拟专用网的跨网通信安全保护 |
China National Standards communication |
English PDF |
| GB/T 19490-2021 |
Telecommunication regulations for maritime mobile services—General requirement 水上移动业务通信规则 总体要求 |
China National Standards communication |
English PDF |
| GB/T 17215.691-2021 |
Electricity metering data exchange -- The DLMS/COSEM suite -- Part 91: communication profile using web-services to access a DLMS/COSEM server via a COSEM Access Service (CAS) 电测量数据交换? DLMS/COSEM组件? 第91部分：使用Web服务经COSEM访问服务（CAS）访问DLMS/COSEM服务器的通信配置 |
China National Standards communication |
English PDF |
| GB/T 17215.673-2021 |
Electricity metering data exchange -- The DLMS/COSEM suite -- Part 73: Wired and wireless M-Bus communication profiles for local and neighbourhood networks 电测量数据交换 DLMS/COSEM组件 第73部分：本地和社区网络的有线和无线M-Bus通信配置 |
China National Standards communication |
English PDF |
| GB/T 41197-2021 |
Graphic technology -- communication of graphic paper properties 印刷技术? 印刷纸张特性沟通交流规则 |
China National Standards communication |
English PDF |
| GB/T 28808-2021 |
Railway applications—communication, signaling and processing systems—Software for railway control and protection systems 轨道交通 通信、信号和处理系统 控制和防护系统软件 |
China National Standards communication |
English PDF |
| GB/T 31723.414-2021 |
Metallic communication cable test methods—Part 4-14: Electromagnetic compatibility (EMC)—Coupling attenuation of cable assemblies (field conditions)—Absorbing clamp method 金属通信电缆试验方法 第4-14部分：电磁兼容 电缆组件(现场条件)的耦合衰减 吸收钳法 |
China National Standards communication |
English PDF |
| GB/T 31723.413-2021 |
Metallic communication cable test methods—Part 4-13: Electromagnetic compatibility (EMC)—Coupling attenuation of links and channels(laboratory conditions)—Absorbing clamp method 金属通信电缆试验方法 第4-13部分：电磁兼容 链路和信道(实验室条件)的耦合衰减 吸收钳法 |
China National Standards communication |
English PDF |
| GB/T 31723.412-2021 |
Metallic communication cable test methods—Part 4-12: Electromagnetic compatibility (EMC)—Coupling attenuation or screening attenuation of connecting hardware—Absorbing clamp method 金属通信电缆试验方法 第4-12部分：电磁兼容 连接硬件的耦合衰减或屏蔽衰减 吸收钳法 |
China National Standards communication |
English PDF |
| GB/T 40852.1-2021 |
High frequency inductive components—Non-electrical characteristics and measuring methods—Part 1:Fixed,surface mounted inductors for use in electronic and telecommunication equipment 高频感性元件 非电特性及其测量方法 第1部分：电子和通信设备用表面安装固定电感器 |
China National Standards communication |
English PDF |
| GB/T 40695-2021 |
Information technology—Telecommunications and information exchange between systems—Wireless network access requirements based on IPv6 信息技术 系统间远程通信和信息交换 基于IPv6的无线网络接入要求 |
China National Standards communication |
English PDF |
| GB/T 40696-2021 |
Information technology—Telecommunications and information exchange between systems—Network joint scheduling based on SDN 信息技术 系统间远程通信和信息交换 基于SDN的网络联合调度 |
China National Standards communication |
English PDF |
| GB/T 38428.2-2021 |
Direct current (DC) plugs and socket-outlets for information and communication technology (ICT) equipment installed in data centres and telecom central offices—Part 2: Plug and socket-outlet system for 5.2 kW 数据中心和电信中心机房安装的信息和通信技术（ICT）设备用直流插头插座 第2部分：5.2 kW插头插座系统 |
China National Standards communication |
English PDF |
| GB/T 40783.1-2021 |
Information technology—Telecommunications and information exchange between systems—Magnetic field area network(MFAN)—Part1:Air interface 信息技术 系统间远程通信和信息交换 磁域网 第1部分：空中接口 |
China National Standards communication |
English PDF |
| GB/T 40579-2021 |
Technical specification for eco-design product assessment—communication system and equipment 生态设计产品评价技术规范 通信系统及设备 |
China National Standards communication |
English PDF |
| GB/T 40779-2021 |
Information technology—Telecommunications and information exchange between systems—Low-voltage power line communication protocol for urban street light access 信息技术 系统间远程通信和信息交换 应用于城市路灯接入的低压电力线通信协议 |
China National Standards communication |
English PDF |
| GB/T 39851.3-2021 |
Road vehicles—Diagnostic communication over Controller Area Network (DoCAN)—Part 3:Requirements for emissions-related systems 道路车辆 基于控制器局域网的诊断通信 第3部分：排放相关系统的需求 |
China National Standards communication |
English PDF |
| GB/T 38624.2-2021 |
Internet of things—Gateway—Part 2: Technical requirements of gateway accessing the public telecommunication network 物联网 网关 第2部分：面向公用电信网接入的网关技术要求 |
China National Standards communication |
English PDF |
| GB/T 40646-2021 |
Technical requirements for broadband customer networking based on public telecommunication network -- Optical camera communications 基于公用电信网的宽带客户网络联网技术要求 可见光成像通信 |
China National Standards communication |
English PDF |
| GB/T 40420.8-2021 |
Broadband customer gateway virtualization based on public telecommunication network—Part 8: Interface requirements 基于公用电信网的宽带客户网关虚拟化 第8部分：接口要求 |
China National Standards communication |
English PDF |
| GB/T 40420.4-2021 |
Broadband customer gateway virtualization based on public telecommunication network—Part 4:Technical requirements for physical business gateway 基于公用电信网的宽带客户网关虚拟化 第4部分：实体企业网关技术要求 |
China National Standards communication |
English PDF |
| GB/T 40420.3-2021 |
Broadband customer gateway virtualization based on public telecommunication network—Part 3 ：Technical requirements for physical residential gateway 基于公用电信网的宽带客户网关虚拟化 第3部分：实体家庭网关技术要求 |
China National Standards communication |
English PDF |
| GB/T 40420.2-2021 |
Broadband customer gateway virtualization based on public telecommunication network—Part 2 ：Technology requirements of voice virtualization 基于公用电信网的宽带客户网关虚拟化 第2部分：语音虚拟化技术要求 |
China National Standards communication |
English PDF |
| GB/T 40421-2021 |
Health informatics—Messages and communication—Web access to DICOM persistent objects 健康信息学 消息与通信 DICOM持久对象的网络访问 |
China National Standards communication |
English PDF |
| GB/T 29618.5120-2021 |
Field device tool (FDT) interface specification—Part 5120:communication implementation for common object model—IEC 61784 CPF 2 现场设备工具（FDT）接口规范 第5120部分:通用对象模型的通信实现 IEC 61784 CPF 2 |
China National Standards communication |
English PDF |
| GB/T 29618.5110-2021 |
Field device tool (FDT) interface specification—Part 5110: communication implementation for common object model—IEC 61784 CPF 1 现场设备工具(FDT)接口规范 第5110部分:通用对象模型的通信实现 IEC 61784 CPF 1 |
China National Standards communication |
English PDF |
| GB/T 40786.2-2021 |
Information technology—Telecommunications and information exchange between systems—Low voltage power line communication—Part 2: Data link layer specification 信息技术 系统间远程通信和信息交换 低压电力线通信 第2部分:数据链路层规范 |
China National Standards communication |
English PDF |
| GB/T 40786.1-2021 |
Information technology—Telecommunications and information exchange between systems—Low voltage power line communication—Part 1: Physical layer specification 信息技术 系统间远程通信和信息交换 低压电力线通信 第1部分：物理层规范 |
China National Standards communication |
English PDF |
| GB/T 40686-2021 |
General technical requirements and test method of portable broadband emergency communication system 便携式宽带应急通信系统总体技术要求和测试方法 |
China National Standards communication |
English PDF |
| GB/T 40420.7-2021 |
Broadband customer gateway virtualization based on public telecommunication network -- Part 7: Management requirements 基于公用电信网的宽带客户网关虚拟化 第7部分：管理要求 |
China National Standards communication |
English PDF |
| GB/T 40420.6-2021 |
Broadband customer gateway virtualization based on public telecommunication network—Part 6: Technical requirements for virtualized business gateway 基于公用电信网的宽带客户网关虚拟化 第6部分：虚拟企业网关功能技术要求 |
China National Standards communication |
English PDF |
| GB/T 40420.5-2021 |
Broadband customer gateway virtualization based on public telecommunication network—Part 5: Function and technology requirements for virtual residential gateway 基于公用电信网的宽带客户网关虚拟化 第5部分:虚拟家庭网关功能技术要求 |
China National Standards communication |
English PDF |
| GB/T 40420.1-2021 |
Broadband customer gateway virtualization based on public telecommunication network—Part 1 ：General requirements 基于公用电信网的宽带客户网关虚拟化 第1部分:总体要求 |
China National Standards communication |
English PDF |
| GB/T 40422-2021 |
General technical requirements of converging wireless sensor networks and mobile communication network 无线传感器网络与电信网络结合的总体技术要求 |
China National Standards communication |
English PDF |
| GB/T 50760-2021 |
Technical standard for digital trunking communication engineering 数字集群通信工程技术标准 |
China National Standards communication |
English PDF |
| GB/T 38872-2020 |
communication architecture of industrial robot and production environment 工业机器人与生产环境通信架构 |
China National Standards communication |
English PDF |
| GB/T 38934-2020 |
Public telecommunication network enhancement—Technical requirements in support of intelligent environmental warning application 公共电信网增强 支持智能环境预警应用的技术要求 |
China National Standards communication |
English PDF |
| GB/T 38833-2020 |
240V/336V DC power system technical requirements and test methods for information and telecommunication 信息通信用240V/336V直流供电系统技术要求和试验方法 |
China National Standards communication |
English PDF |
| GB/T 38832-2020 |
Technical requirements of broadband customer networking based on public telecommunication network—High-speed visible light communications under lighting constrains 基于公用电信网的宽带客户网络联网技术要求 通照一体化高速可见光通信 |
China National Standards communication |
English PDF |
| GB/T 9771.6-2020 |
Single-mode optical fibres for telecommunication—Part 6: Characteristics of a fibre with non-zero dispersion for wideband optical transport 通信用单模光纤 第6部分：宽波长段光传输用非零色散单模光纤特性 |
China National Standards communication |
English PDF |
| GB/T 9771.5-2020 |
Single-mode optical fibres for telecommunication—Part 5: Characteristics of a non-zero dispersion shifted single-mode optical fibre 通信用单模光纤 第5部分：非零色散位移单模光纤特性 |
China National Standards communication |
English PDF |
| GB/T 9771.4-2020 |
Single-mode optical fibres for telecommunication—Part 4: Characteristics of a dispersion shifted single-mode optical fibre 通信用单模光纤 第4部分：色散位移单模光纤特性 |
China National Standards communication |
English PDF |
| GB/T 9771.3-2020 |
Single-mode optical fibres for telecommunication—Part 3: Characteristics of an extended wavelength band dispersion unshifted single-mode optical fibre 通信用单模光纤 第3部分：波长段扩展的非色散位移单模光纤特性 |
China National Standards communication |
English PDF |
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