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China communication GB Standards English PDF List


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  •  China "communication" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    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

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    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
    GB/T 9771.2-2020 Single-mode optical fibres for telecommunication—Part 2: Characteristics of a cut-off wavelength shifted single-mode optical fibre
    通信用单模光纤 第2部分:截止波长位移单模光纤特性
    China National Standards
    communication

    English PDF
    GB/T 9771.1-2020 Single-mode optical fibres for telecommunication—Part 1: Characteristics of a dispersion unshifted single-mode optical fibre
    通信用单模光纤 第1部分:非色散位移单模光纤特性
    China National Standards
    communication

    English PDF
    GB/T 38641-2020 Information technology—Telecommunications and information exchange between systems—Media access control and physical layer specifications for low power wide area network
    信息技术 系统间远程通信和信息交换 低功耗广域网媒体访问控制层和物理层规范
    China National Standards
    communication

    English PDF
    GB/T 38799-2020 Technical requirement for security of broadband customer network equipment based on public telecommunication network—Broadband customer gateway
    基于公用电信网的宽带客户网络设备安全技术要求 宽带客户网关
    China National Standards
    communication

    English PDF
    GB/T 38797-2020 Test method for security of broadband customer network equipment based on public telecommunication network—Broadband customer gateway
    基于公用电信网的宽带客户网络设备安全测试方法 宽带客户网关
    China National Standards
    communication

    English PDF
    GB/T 38775.2-2020 Electric vehicle wireless power transfer—Part 2: communication protocols between on-board charger and wireless power transfer device
    电动汽车无线充电系统 第2部分:车载充电机和无线充电设备之间的通信协议
    China National Standards
    communication

    English PDF
    GB/T 38618-2020 Information technology—Telecommunications and information exchange between systems—Specification for high reliability and low latency wireless network communication protocol
    信息技术 系统间远程通信和信息交换高可靠低时延的无线网络通信协议规范
    China National Standards
    communication

    English PDF
    GB/T 38656-2020 communication protocol technical specification of special equipment IoT system
    特种设备物联网系统数据交换技术规范
    China National Standards
    communication

    English PDF
    GB/T 51421-2020 Technical standard of communication pole line engineering for aerial optical ( copper ) cable
    架空光(电)缆通信杆路工程技术标准
    China National Standards
    communication

    English PDF
    GB/T 51417-2020 Technical standard for joint construction and sharing of telecommunication steel tower
    电信钢塔架共建共享技术标准
    China National Standards
    communication

    English PDF
    GB/T 39723-2020 Technical specification for communication network system of BeiDou ground-based augmentation system
    北斗地基增强系统通信网络系统技术规范
    China National Standards
    communication

    English PDF
    GB/T 39581-2020 Biological disaster prevention and early warning system based on public communication network—General technical requirements for networking
    基于公用通信网的生物灾害防治和预警系统 联网总体技术要求
    China National Standards
    communication

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    GB/T 39556-2020 Intelligent laboratory—Instruments and equipment—communication requirements
    智能实验室 仪器设备 通信要求
    China National Standards
    communication

    English PDF
    GB/T 29239-2020 Energy efficiency metrics and measurement method for mobile communication equipment—Base station
    移动通信设备节能参数和测试方法 基站
    China National Standards
    communication

    English PDF
    GB/T 35381.10-2020 Tractors and machinery for agriculture and forestry—Serial control and communications data network—Part 10:Task controller and management information system data interchange
    农林拖拉机和机械 串行控制和通信数据网络 第10部分:任务控制器和管理信息系统的数据交换
    China National Standards
    communication

    English PDF
    GB/T 39466.3-2020 ERP,MES and control system interconnection and intercommunication interface—Part 3:Test requirements
    ERP、MES与控制系统之间软件互联互通接口 第3部分:测试要求
    China National Standards
    communication

    English PDF
    GB/T 39466.2-2020 ERP, MES and control system interconnection and intercommunication interface—Part 2: Information exchange
    ERP、MES与控制系统之间软件互联互通接口 第2部分:信息交换
    China National Standards
    communication

    English PDF
    GB/T 39466.1-2020 ERP, MES and control system interconnection and intercommunication interface—Part 1: General requirements
    ERP、MES与控制系统之间软件互联互通接口 第1部分:通用要求
    China National Standards
    communication

    English PDF
    GB/T 39344-2020 Space data and information transfer systems—communications operation procedure-1
    空间数据与信息传输系统 通信操作规程-1
    China National Standards
    communication

    English PDF
    GB/T 35381.14-2020 Tractors and machinery for agriculture and forestry—Serial control and communications data network—Part 14:Sequence control
    农林拖拉机和机械 串行控制和通信数据网络 第14部分:顺序控制
    China National Standards
    communication

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    GB/T 35381.12-2020 Tractors and machinery for agriculture and forestry—Serial control and communications data network—Part 12:Diagnostics services
    农林拖拉机和机械 串行控制和通信数据网络 第12部分:诊断服务
    China National Standards
    communication

    English PDF
    GB/T 28029.9-2020 Electronic railway equipment—Train communication network(TCN)—Part 3-1: Multifunction Vehicle Bus(MVB)
    轨道交通电子设备 列车通信网络(TCN) 第3-1部分:多功能车辆总线(MVB)
    China National Standards
    communication

    English PDF
    GB/T 28029.12-2020 Electronic railway equipment—Train communication network (TCN)—Part 3-4: Ethernet Consist Network(ECN)
    轨道交通电子设备 列车通信网络(TCN) 第3-4部分:以太网编组网(ECN)
    China National Standards
    communication

    English PDF
    GB/T 28029.11-2020 Electronic railway equipment—Train communication network(TCN)—Part 3-3:CANopen Consist Network(CCN)
    轨道交通电子设备 列车通信网络(TCN) 第3-3部分:CANopen编组网(CCN)
    China National Standards
    communication

    English PDF
    GB/T 28029.10-2020 Electronic railway equipment—Train communication network(TCN)—Part 3-2:Multifunction Vehicle Bus(MVB)conformance testing
    轨道交通电子设备 列车通信网络(TCN) 第3-2部分:多功能车辆总线(MVB)一致性测试
    China National Standards
    communication

    English PDF
    GB/T 28029.8-2020 Electronic railway equipment—Train communication network (TCN)—Part 2-7: Radio based Wireless Train Backbone (WLTB)
    轨道交通电子设备 列车通信网络(TCN) 第2-7部分:基于电台的无线列车骨干网(WLTB)
    China National Standards
    communication

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    GB/T 28029.7-2020 Electronic railway equipment—Train communication network (TCN)—Part 2-6: On-board to ground communication
    轨道交通电子设备 列车通信网络(TCN) 第2-6部分:车地通信
    China National Standards
    communication

    English PDF
    GB/T 28029.6-2020 Electronic railway equipment—Train communication network (TCN)—Part 2-5: Ethernet Train Backbone(ETB)
    轨道交通电子设备 列车通信网络(TCN) 第2-5部分:以太网列车骨干网(ETB)
    China National Standards
    communication

    English PDF
    GB/T 28029.5-2020 Electronic railway equipment—Train communication network (TCN)—Part 2-4: TCN application profile
    轨道交通电子设备 列车通信网络(TCN) 第2-4部分:TCN应用规约
    China National Standards
    communication

    English PDF
    GB/T 28029.4-2020 Electronic railway equipment—Train communication network (TCN)—Part2-3: TCN communication profile
    轨道交通电子设备 列车通信网络(TCN) 第2-3部分:TCN通信规约
    China National Standards
    communication

    English PDF
    GB/T 28029.3-2020 Electronic railway equipment—Train communication network (TCN)—Part2-2: Wire Train Bus(WTB)conformance testing
    轨道交通电子设备 列车通信网络(TCN) 第2-2部分:绞线式列车总线(WTB)一致性测试
    China National Standards
    communication

    English PDF
    GB/T 28029.2-2020 Rail transit electronics Train communication network (TCN) Part 2-1: Stranded train bus (WTB)
    轨道交通电子设备 列车通信网络(TCN) 第2-1部分:绞线式列车总线(WTB)
    China National Standards
    communication

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    GB/T 28029.1-2020 Electronic railway equipment--Train communication network (TCN)--Part 1: General architecture
    轨道交通电子设备 列车通信网络(TCN) 第1部分:基本结构
    China National Standards
    communication

    English PDF
    GB/T 51391-2019 Technical standard for environmental protection of telecommunication engineering construction
    通信工程建设环境保护技术标准
    China National Standards
    communication

    English PDF
    GB 50373-2019 Design code for communication conduit and passage engineering
    通信管道与通道工程设计标准
    China National Standards
    communication

    English PDF
    GB 51378-2019 Standard for acceptance of high voltage DC power supply system engineering for telecommunication
    通信高压直流电源系统工程验收标准
    China National Standards
    communication

    English PDF
    GB/T 38311-2019 communication protocols and interfaces of public security and protection system in urban rail transit
    城市轨道交通安全防范通信协议与接口
    China National Standards
    communication

    English PDF
    GB/T 31843.450-2019 Maritime navigation and radiocommunication equipment and systems—Digital interfaces—Part 450:Multiple talkers and multiple listeners—Ethernet interconnection
    海上导航和无线电通信设备及系统 数字接口 第450部分:多发话器和多受话器 以太网连接
    China National Standards
    communication

    English PDF
    GB/T 18802.351-2019 Components for low-voltage surge protective devices-Part 351:Performance requirements and test methods for telecommunications and signalling network surge isolation transformers (SIT)
    低压电涌保护器元件 第351部分:电信和信号网络的电涌隔离变压器(SIT)的性能要求和试验方法
    China National Standards
    communication

    English PDF
    GB/T 18802.22-2019 Low-voltage surge protective devices-Part 22:Surge protective devices connected to telecommunications and signalling networks-Selection and application principles
    低压电涌保护器 第22部分:电信和信号网络的电涌保护器 选择和使用导则
    China National Standards
    communication

    English PDF
    GB/T 38428.1-2019 Direct current (DC) plugs and socket-outlets for information and communication technology (ICT) equipment installed in data centres and telecom central offices—Part 1: General requirements
    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1部分:通用要求
    China National Standards
    communication

    English PDF
    GB/T 38311-2019 communication protocols and interfaces of public security and protection system in urban rail transit
    城市轨道交通安全防范通信协议与接口
    China National Standards
    communication

    English PDF
    GB/T 18802.351-2019 Components for low-voltage surge protective devices-Part 351:Performance requirements and test methods for telecommunications and signalling network surge isolation transformers (SIT)
    低压电涌保护器元件 第351部分:电信和信号网络的电涌隔离变压器(SIT)的性能要求和试验方法
    China National Standards
    communication

    English PDF
    GB/T 18802.22-2019 Low-voltage surge protective devices-Part 22:Surge protective devices connected to telecommunications and signalling networks-Selection and application principles
    低压电涌保护器 第22部分:电信和信号网络的电涌保护器 选择和使用导则
    China National Standards
    communication

    English PDF
    GB 38189-2019 Safety of equipment electrically connected to a telecommunication network
    与通信网络电气连接的电子设备的安全
    China National Standards
    communication

    English PDF
    GB 38189-2019 Safety of equipment electrically connected to a telecommunication network
    与通信网络电气连接的电子设备的安全
    China National Standards
    communication

    English PDF

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