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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| 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 Telecommuni |
 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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
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 Telecommuni |
English PDF |
| GB/T 36628.4-2019 |
Information technology－Telecommunications and information exchange between systems－Visible light communication－Part 4：Transmission protocol for indoor positioning 信息技术 系统间远程通信和信息交换 可见光通信 第4部分：室内定位传输协议 |
China National Standards Telecommuni |
English PDF |
| GB/T 36628.3-2019 |
Information technology－Telecommunications and information exchange between systems－Visible light communication－Part 3：Specification of media access control and physical layer for high-rate visible light communication 信息技术 系统间远程通信和信息交换 可见光通信 第3部分：高速可见光通信媒体访问控制和物理层规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 36628.2-2019 |
Information technology－Telecommunications and information exchange between systems－Visible light communication－Part 2：Specification of media access control and physical layer for low-rate and narrowband visible light communication 信息技术 系统间远程通信和信息交换 可见光通信 第2部分：低速窄带可见光通信媒体访问控制和物理层规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 37020-2018 |
Information technology—Telecommunications and information exchange between systems—Local and metropolitan area networks—Specific requirements—Medium access control and physical layer specification for video wireless personal area networks（VPAN 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-面向视频的无线个域网（VPAN）媒体访问控制和物理层规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 24338.5-2018 |
Railway applications—Electromagnetic compatibility—Part 4: Emission and immunity of the signalling and Telecommunications apparatus 轨道交通 电磁兼容 第4部分：信号和通信设备的发射与抗扰度 |
China National Standards Telecommuni |
English PDF |
| GB/T 36469-2018 |
Information technology—Telecommunications and information exchange between systems local and metropolitan area networks—Specific requirements—Medium access control (MAC) and physical layer (PHY) specification for Q frequency band ultra high speed wi 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 Q波段超高速无线局域网媒体访问控制和物理层规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 36454-2018 |
Information technology—Telecommunications and information exchange between systems—Medium access control and physical layer specifications for middle-high throughput wireless local area network 信息技术 系统间远程通信和信息交换 中高速无线局域网媒体访问控制和物理层规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 36451-2018 |
Information technology—Telecommunications and information exchange between systems—Community energy-saving control network protocol 信息技术 系统间远程通信和信息交换 社区节能控制网络协议 |
China National Standards Telecommuni |
English PDF |
| GB/T 36440-2018 |
Information technology—Telecommunications and information exchange between systems local and metropolitan area networks—Specific requirements—Low-rate wireless personal area network physical layer(PHY) specification for anti-interference 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 抗干扰低速无线个域网物理层规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 36628.1-2018 |
Information technology—Telecommunications and information exchange between systems—Visible light communication—Part 1：General requirements of media access control and physical layer 信息技术 系统间远程通信和信息交换 可见光通信 第1部分：媒体访问控制和物理层总体要求 |
China National Standards Telecommuni |
English PDF |
| GB/T 36638-2018 |
Information technology—Telecommunications cabling requirements for remote powering of terminal equipment 信息技术 终端设备远程供电通信布缆要求 |
China National Standards Telecommuni |
English PDF |
| GB/T 34984-2017 |
Information technology—Telecommunications and information exchange between systems—Local and metropolitan area networks—MAC and PHY specification for ultra high rate wireless personal area network 信息技术 系统间远程通信和信息交换 局域网和城域网 超高速无线个域网的媒体访问控制和物理层规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 34962-2017 |
Information technology—Telecommunications and information exchange between systems—ProxZzzy for sleeping hosts 信息技术 系统间远程通信和信息交换 休眠主机代理 |
China National Standards Telecommuni |
English PDF |
| GB/T 34093-2017 |
Safety aspects for xDSL signals on circuits connected to Telecommunication networks（DSL:Digital Subscriber Line） 与通信网络连接的电路上的xDSL信号的安全性（DSL：数字用户线） |
China National Standards Telecommuni |
English PDF |
| GB/T 33951-2017 |
Copper alloy rod and wire for precision Telecommunications equipment and instrument 精密仪器仪表和电讯器材用铜合金棒线 |
China National Standards Telecommuni |
English PDF |
| GB/T 33852-2017 |
QoS technical requirements for broadband customer network based on Telecommunication network 基于公用电信网的宽带客户网络服务质量技术要求 |
China National Standards Telecommuni |
English PDF |
| GB/T 33768-2017 |
Reliability test method for optoelectronic devices used in Telecommunications 通信用光电子器件可靠性试验方法 |
China National Standards Telecommuni |
English PDF |
| GB/T 15629.16-2017 |
Information technology－Telecommunications and information exchange between systems－Local and metropolitan area networks—Specific requirements—Part 16: Air interface for broadband wireless multimedia systems 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16部分：宽带无线多媒体系统的空中接口 |
China National Standards Telecommuni |
English PDF |
| GB/T 33851-2017 |
Information technology－Telecommunications and information exchange between systems－Dual carrier based wireless high rate ultra wideband physical layer test specification 信息技术 系统间远程通信和信息交换 基于双载波的无线高速率超宽带物理层测试规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 33854-2017 |
Networking specification for broadband customer network based on public Telecommunication network—PLC networking 基于公用电信网的宽带客户网络联网技术要求 电力线联网 |
China National Standards Telecommuni |
English PDF |
| GB/T 33676-2017 |
Technical specifications for inspection of lightning protection system in Telecommunication site (station) 通信局(站)防雷装置检测技术规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 33596-2017 |
Electrical installations in ships—Insulating and sheathing materials for shipboard and offshore units, power, control, instrumentation and Telecommunication cables 船舶电气装置 船用和海上设施用电力、控制、仪表和通信电缆绝缘和护套材料 |
China National Standards Telecommuni |
English PDF |
| GB 51215-2017 |
Code for design of high voltage DC power supply equipment engineering for Telecommunication 通信高压直流电源设备工程设计规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 30240.8-2017 |
Guidelines for the use of English in public service areas—Part 8: Post and Telecommunications 公共服务领域英文译写规范 第8部分：邮政电信 |
China National Standards Telecommuni |
English PDF |
| GB 51199-2016 |
Code for acceptance of construction engineering of Telecommunication power supply facility 通信电源设备安装工程验收规范 |
China National Standards Telecommuni |
English PDF |
| GB 51194-2016 |
Code for design of engineering for Telecommunication power supply equipment installation 通信电源设备安装工程设计规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 32638-2016 |
Technical requirements and test method for power adapter and charging/data port of mobile Telecommunication terminal equipment 移动通信终端电源适配器及充电/数据接口技术要求和测试方法 |
China National Standards Telecommuni |
English PDF |
| GB/T 19287-2016 |
The general immunity requirement for Telecommunication equipment 电信设备的抗扰度通用要求 |
China National Standards Telecommuni |
English PDF |
| GB/T 13993.1-2016 |
Optical fibre cables for Telecommunication—Part 1: General 通信光缆 第1部分：总则 |
China National Standards Telecommuni |
English PDF |
| GB 51171-2016 |
Code for acceptance of Telecommunication cable line engineering 通信线路工程验收规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 18802.21-2016 |
Low-voltage surge protective devices—Part 21: Surge protective devices connected to Telecommunications and signaling 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 Telecommuni |
English PDF |
| GB/T 32396-2015 |
Information technology—Telecommunications and information exchange between systems—Wireless high-rate ultra wideband PHY specification based on single-carrier 信息技术 系统间远程通信和信息交换 基于单载波无线高速率超宽带（SC-UWB）物理层规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 32403.2-2015 |
Technical requirements for equipments in broadband customer network based on Telecommunication network—Part 2：Enterprise gateway 基于公用电信网的宽带客户网络设备技术要求 第2部分：企业用宽带客户网关 |
China National Standards Telecommuni |
English PDF |
| GB/T 32403.1-2015 |
Technical requirements for equipments in broadband customer network based on Telecommunication network—Part 1：Residential gateway 基于公用电信网的宽带客户网络设备技术要求 第1部分：家庭用宽带客户网关 |
China National Standards Telecommuni |
English PDF |
| GB/T 32347.3-2015 |
Railway applications—Environmental conditions for equipment —Part 3: Equipment for signaling and Telecommunications 轨道交通 设备环境条件 第3部分：信号和通信设备 |
China National Standards Telecommuni |
English PDF |
| GB/T 19286-2015 |
Electromagnetic compatibility requirement and measurement methods for Telecommunication network equipment 电信网络设备的电磁兼容性要求及测量方法 |
China National Standards Telecommuni |
English PDF |
| GB/T 12357.1-2015 |
Multimode optical fibres for Telecommunication—Part 1: Sectional specification for category A1 multimode fibres 通信用多模光纤 第1部分：A1类多模光纤特性 |
China National Standards Telecommuni |
English PDF |
| GB 51158-2015 |
Code for design of Telecommunication cable line engineering 通信线路工程设计规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 51125-2015 |
Code for joint construction and sharing of Telecommunications stations 通信局站共建共享技术规范 |
China National Standards Telecommuni |
English PDF |
| GB 51120-2015 |
Acceptance code for lightning protection and earthing engineering of Telecommunication bureaus(stations) 通信局(站)防雷与接地工程验收规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 15629.3-2014 |
Information technology—Telecommunications and information exchange between systems—Local and metropolitan area networks—Specific requirements—Part 3:Carrier sense multiple access with collision detection (CSMA/CD) access method and physical layer 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3部分：带碰撞检测的载波侦听多址访问（CSMA/CD）的访问方法和物理层规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 31244-2014 |
Specification for design for disassembly of Telecommunication terminal equipment 通信终端产品可拆卸设计规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 31243-2014 |
Specification of design for disassembly of Telecommunication infrastructure equipment 通信网络产品可拆卸设计规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 13993.4-2014 |
Optical fibre cables for Telecommunication―Part 4: Outdoor optical fibre cables for access networks 通信光缆 第4部分：接入网用室外光缆 |
China National Standards Telecommuni |
English PDF |
| GB/T 13993.3-2014 |
Optical fiber cables for Telecommunication―Part 3: Indoor optical fibre cables for generic cabling 通信光缆 第3部分：综合布线用室内光缆 |
China National Standards Telecommuni |
English PDF |
| GB/T 13993.2-2014 |
Optical fibre cables for Telecommunication—Part 2: Outdoor optical fibre cables for core networks 通信光缆 第2部分：核心网用室外光缆 |
China National Standards Telecommuni |
English PDF |
| GB/T 30963-2014 |
Specification for green package of Telecommunication terminal equipment 通信终端产品绿色包装规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 19484.1-2013 |
Requirements and measurement methods of electromagnetic compatibility for 800MHz/2GHz cdma2000 digital cellular mobile Telecommunications system - Part 1: User equipment and ancillary equipment 800MHz/2GHz cdma2000数字蜂窝移动通信系统的电磁兼容性要求和测量方法 第1部分：用户设备及其辅助设备 |
China National Standards Telecommuni |
English PDF |
| GB/T 4012-2013 |
2.6/9.5mm composite coaxial cable for Telecommunication use 2.6/9.5mm 同轴综合通信电缆 |
China National Standards Telecommuni |
English PDF |
| GB/T 4011-2013 |
1.2/4.4mm composite coaxial cable for Telecommunication use 1.2/4.4mm 同轴综合通信电缆 |
China National Standards Telecommuni |
English PDF |
| GB/T 13849.1-2013 |
Local Telecommunication cables with polyolefin insulation and polyolefin sheath - Part 1：General 聚烯烃绝缘聚烯烃护套市内通信电缆 第1部分：总则 |
China National Standards Telecommuni |
English PDF |
| GB/T 29237-2012 |
Criteria for evaluating recoverability of Telecommunication terminal equipment 通信终端产品可回收性能评价准则 |
China National Standards Telecommuni |
English PDF |
| GB/T 29236-2012 |
Criteria for evaluating recoverability of Telecommunication infrastructure equipment 通信网络设备可回收性能评价准则 |
China National Standards Telecommuni |
English PDF |
| GB/T 29234-2012 |
Security technical requirements for broadband customer network based on Telecommunication network 基于公用电信网的宽带客户网络安全技术要求 |
China National Standards Telecommuni |
English PDF |
| GB/T 29233-2012 |
Singlemode optical fibre Telecommunication cables for outdoor duct, directly buried, and lashed aerial application 管道、直埋和非自承式架空敷设用单模通信室外光缆 |
China National Standards Telecommuni |
English PDF |
| GB/T 29228-2012 |
Technical requirements for public Telecommunication network equipments security - Calling party number information 公用电信网设备安全技术要求 主叫用户号码信息 |
China National Standards Telecommuni |
English PDF |
| GB/T 29200-2012 |
Test method for public Telecommunication network equipments security - Calling party number information 公用电信网设备安全测试方法 主叫用户号码信息 |
China National Standards Telecommuni |
English PDF |
| GB/T 14860.4-2012 |
Transformers and inductors for use in electronic and Telecommunication equipment - Part 4: Sectional specification for power transformers for switched mode power supplies (SMPS) on the basis of the capability approval procedure 电子和通信设备用变压器和电感器 第4部分：按能力批准程序评定质量的开关电源变压器分规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 14860.3-2012 |
Transformers and inductors for use in electronic and Telecommunication equipment - Part 3：Sectional specification for power transformers on the basis of the capability approval procedure 电子和通信设备用变压器和电感器 第3部分：按能力批准程序评定质量的电源变压器分规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 14860.1-2012 |
Transformers and inductors for use in electronic and Telecommunication equipment - Part 1：Generic specification 电子和通信设备用变压器和电感器 第1部分：通用规范 |
China National Standards Telecommuni |
English PDF |
| GB/T 11441.1-2012 |
Laminations for transformers and inductors for use in Telecommunication and electronic equipment - Part 1：Mechanical and electrical characteristics 通信和电子设备用变压器和电感器铁心片 第1部分：机械和电性能 |
China National Standards Telecommuni |
English PDF |
| GB/T 14733.4-2012 |
Terminology for Telecommunication switching and signalling in telecommunication 电信术语 电信中的交换和信令 |
China National Standards Telecommuni |
English PDF |
| GB/T 9771.7-2012 |
Single-mode optical fibres for Telecommunication - Part 7: Characteristics of a bending loss insensitive single-mode optical fibre for the access network 通信用单模光纤 第7部分：接入网用弯曲损耗不敏感单模光纤特性 |
China National Standards Telecommuni |
English PDF |
| GB/T 28523-2012 |
Method of calculating recoverability rate of Telecommunication infrastructure equipment 通信网络设备可回收利用率计算方法 |
China National Standards Telecommuni |
English PDF |
| GB/T 28522-2012 |
Method of calculating recoverability rate of Telecommunication terminal equipment 通信终端产品可回收利用率计算方法 |
China National Standards Telecommuni |
English PDF |
| GB/T 28521-2012 |
Intelligent energy saving system by fresh air for Telecommunication stations/sites 通信局站用智能新风节能系统 |
China National Standards Telecommuni |
English PDF |
| GB/T 28520-2012 |
Intelligent heat exchanger for Telecommunication stations/sites 通信局站用智能热交换系统 |
China National Standards Telecommuni |
English PDF |
| GB/T 28519-2012 |
General principles of energy consumption test methods for Telecommunication equipment 通信产品能耗测试方法通则 |
China National Standards Telecommuni |
English PDF |
| GB/T 28508-2012 |
General technical requirements for broadband customer network based on Telecommunication network 基于公用电信网的宽带客户网络总体技术要求 |
China National Standards Telecommuni |
English PDF |
| GB/T 11441.2-2011 |
Laminations for transformers and inductors for use in Telecommunication and electronic equipment - Part 2: Specification for the minimum permeabilities of laminations made of soft magnetic metallic materials 通信和电子设备用变压器和电感器铁心片 第2部分：软磁金属叠片最低磁导率规范 |
China National Standards Telecommuni |
English PDF |
| GB 50689-2011 |
Code for design of lightning protection and earthing engineering for Telecommunication bureaus(staions) 通信局(站)防雷与接地工程设计规范 |
China National Standards Telecommuni |
English PDF |
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