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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 34996-2017 |
Specification of the 800/900MHz radio frequency identification reader/writer equipment 800/900MHz射频识别读/写设备规范 |
China National Standards frequency |
 English PDF |
| GB/T 35102-2017 |
Information technology—Radio frequency identification—Conformance test methods for air interface at 800/900MHz 信息技术 射频识别 800/900MHz空中接口符合性测试方法 |
China National Standards frequency |
English PDF |
| GB/T 34995-2017 |
Technical requirements and measurement methods of receiving equipments for time service in single frequency network 单频网授时接收设备技术要求和测量方法 |
China National Standards frequency |
English PDF |
| GB/T 34361-2017 |
Non-destructive testing—Test method for frequency scanning eddy current testing 无损检测 扫频涡流检测方法 |
China National Standards frequency |
English PDF |
| GB/T 10574.12-2017 |
Methods for chemical analysis of tin-lead solders—Part 12：Determination of sulfur content—High frequency combustion with infrared absorption method 锡铅焊料化学分析方法 第12部分：硫量的测定 高频燃烧红外吸收光谱法 |
China National Standards frequency |
English PDF |
| GB/T 30843.3-2017 |
Variable-frequency drive above 1kV and not exceeding 35kV—Part 3: Safety requirements 1kV以上不超过35kV的通用变频调速设备 第3部分：安全规程 |
China National Standards frequency |
English PDF |
| GB/T 34579-2017 |
Methods of measurement and limits for radiated disturbances from plasma display panel equipment in the frequency range 150kHz to 30MHz 等离子显示设备150kHz～30MHz辐射骚扰限值和测量方法 |
China National Standards frequency |
English PDF |
| GB/T 1819.10-2017 |
Methods for chemical analysis of tin concentrates—Part 10: Determination of sulfur content—High frequency combustion with infrared absorption method and potassium iodate titrimetric method 锡精矿化学分析方法 第10部分：硫量的测定 高频感应炉燃烧红外吸收法和碘酸钾滴定法 |
China National Standards frequency |
English PDF |
| GB/T 13747.24-2017 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 24：Determination of carbon content—Infrared absorption method after high frequency combustion 锆及锆合金化学分析方法 第24部分：碳量的测定 高频燃烧红外吸收法 |
China National Standards frequency |
English PDF |
| GB/T 7676.4-2017 |
Direct acting indicating analogue electrical measuring instruments and their accessories—Part 4：Special requirements for frequency meters 直接作用模拟指示电测量仪表及其附件 第4部分：频率表的特殊要求 |
China National Standards frequency |
English PDF |
| GB/T 30844.3-2017 |
Variable-frequency drive of 1kV and below—Part 3: Safety requiements 1kV及以下通用变频调速设备 第3部分：安全规程 |
China National Standards frequency |
English PDF |
| GB/T 34123-2017 |
Technical specification for power system frequency converter protection 电力系统变频器保护技术规范 |
China National Standards frequency |
English PDF |
| GB/T 33848.3-2017 |
Information technology—Radio frequency identification—Part 3: Parameters for air interface communications at 13.56 MHz 信息技术 射频识别 第3部分：13.56MHz的空中接口通信参数 |
China National Standards frequency |
English PDF |
| GB/T 34089-2017 |
Test parameters and test methods for VHF/UHF frequency band radio monitoring and direction finding system in OATS VHF/UHF无线电监测测向系统开场测试参数和测试方法 |
China National Standards frequency |
English PDF |
| GB/T 33977-2017 |
Methods to quantify the steady state, power-frequency electrimagnetic fields generated by HV switchgear assemblies and HV/LV prefabricated substations 高压成套开关设备和高压/低压预装式变电站产生的稳态、工频电磁场的量化方法 |
China National Standards frequency |
English PDF |
| GB/T 33848.1-2017 |
Information technology—Radio frequency identification—Part 1: Reference architecture and definition of parameters to be standardized 信息技术 射频识别 第1部分：参考结构和标准化参数定义 |
China National Standards frequency |
English PDF |
| GB/T 33705-2017 |
Soil moisture observation—frequency domain reflection method 土壤水分观测 频域反射法 |
China National Standards frequency |
English PDF |
| GB/T 33742-2017 |
Technical requirements for radio frequency interface of contactless reader based on 13.56MHz and 2.45GHz dual-frequency technology 基于13.56MHz和2.45GHz双频技术的非接触式读写器射频接口技术要求 |
China National Standards frequency |
English PDF |
| GB/T 33740-2017 |
Mobile payment—Test methods of contactless radio frequency interface based on 2.45GHz range controlled communication technology 手机支付 基于2.45GHz RCC（限域通信）技术的非接触射频接口测试方法 |
China National Standards frequency |
English PDF |
| GB/T 33739-2017 |
Test methods for radio frequency interface of contactless reader based on 13.56MHz and 2.45GHz dual-frequency technology 基于13.56MHz和2.45GHz双频技术的非接触式读写器射频接口测试方法 |
China National Standards frequency |
English PDF |
| GB/T 17215.324-2017 |
Electricity metering equipment (a.c.)—Particular requirements—Part 24: Static meters for reactive energy at fundamental frequency (classes 0.5S,1S and 1) 交流电测量设备 特殊要求 第24部分：静止式基波频率无功电能表(0.5S级,1S级和1级) |
China National Standards frequency |
English PDF |
| GB/T 31983.31-2017 |
Narrow band power line communication over low-voltage mains—Part 31：Narrow band orthogonal frequency division multiplexing power line—Communication physical layer specification 低压窄带电力线通信 第31部分：窄带正交频分复用电力线通信 物理层规范 |
China National Standards frequency |
English PDF |
| GB/T 33736-2017 |
Mobile payment—Technical requirements for contactless radio frequency interface based on 2.45GHz range controlled communication technology 手机支付 基于2.45GHz RCC（限域通信）技术的非接触射频接口技术要求 |
China National Standards frequency |
English PDF |
| GB/T 35137-2017 |
The high-frequency reciprocating rig for diesel fuel assessment of lubricity 柴油润滑性评定用高频往复试验机 |
China National Standards frequency |
English PDF |
| GB/T 17626.6-2017 |
Electromagnetic compatibility—Testing and measurement techniques—Immunity to conducted disturbances,induced by radio-frequency fields 电磁兼容 试验和测量技术 射频场感应的传导骚扰抗扰度 |
China National Standards frequency |
English PDF |
| GB/T 18039.4-2017 |
Electromagnetic compatibility—Environment—Compatibility levels in industrial plants for low-frequency conducted disturbances 电磁兼容 环境 工厂低频传导骚扰的兼容水平 |
China National Standards frequency |
English PDF |
| GB/T 35290-2017 |
Information security technology - General requirement of security for radio frequency identification systems 信息安全技术 射频识别（RFID）系统通用安全技术要求 |
China National Standards frequency |
English PDF |
| GB/T 18039.3-2017 |
Electromagnetic compatibility—Environment—Compatibility levels for low-frequency conducted disturbances and signalling in public low-voltage power supply systems 电磁兼容 环境 公用低压供电系统低频传导骚扰及信号传输的兼容水平 |
China National Standards frequency |
English PDF |
| GB/T 35123-2017 |
Interface specification between automatic frequency identification technology and ERP,MES,CRM system 自动识别技术和ERP、MES、CRM等系统的接口 |
China National Standards frequency |
English PDF |
| GB/T 17626.3-2016 |
Electromagnetic compatibility—Testing and measurement techniques—Radiated, radio-frequency, electromagnetic field immunity test 电磁兼容 试验和测量技术 射频电磁场辐射抗扰度试验 |
China National Standards frequency |
English PDF |
| GB/T 17625.9-2016 |
Electromagnetic compatibility—Limits—Signaling on low-voltage electrical installations—Emission levels, frequency bands and electromagnetic disturbance levels 电磁兼容 限值 低压电气设施上的信号传输 发射电平、频段和电磁骚扰电平 |
China National Standards frequency |
English PDF |
| GB/T 33095.1-2016 |
Rubber, unvulcanized—Measurement of rheological properties using rotorless shear rheometer— Part 1: frequency sweep 未硫化橡胶 用动态无转子流变仪测定流变性能 第1部分：频率扫描法 |
China National Standards frequency |
English PDF |
| GB/T 1094.18-2016 |
Power transformers—Part 18: Measurement of frequency response 电力变压器 第18部分：频率响应测量 |
China National Standards frequency |
English PDF |
| GB/T 4988-2016 |
Electric products for ships and offshore units—Ratings of frequency,voltage and current 船舶和近海装置用电工产品 额定频率、额定电压和额定电流 |
China National Standards frequency |
English PDF |
| GB/T 32830.2-2016 |
Equipment manufacturing industry—Radio frequency identification for manufacturing process—Part 2 : Technical requirement and application specifications for RFID reader 装备制造业 制造过程射频识别 第2部分：读写器技术要求及应用规范 |
China National Standards frequency |
English PDF |
| GB/T 32830.3-2016 |
Equipment manufacturing industry—Radio frequency identification for manufacturing process—Part 3 : System application interface specification 装备制造业 制造过程射频识别 第3部分：系统应用接口规范 |
China National Standards frequency |
English PDF |
| GB/T 32830.1-2016 |
Equipment manufacturing industry—Radio frequency identification for manufacturing process—Part 1 : Technical requirement and application specifications for RFID tag 装备制造业 制造过程射频识别 第1部分：电子标签技术要求及应用规范 |
China National Standards frequency |
English PDF |
| GB/T 32829-2016 |
Equipment maintenance and repair process of radio frequency identification technology specification 装备检维修过程射频识别技术应用规范 |
China National Standards frequency |
English PDF |
| GB/T 32515-2016 |
Variable-frequency drive for injection molding machine 注塑机专用变频调速设备 |
China National Standards frequency |
English PDF |
| GB/T 32505-2016 |
Variable-frequency drive for machine tool 机床专用变频调速设备 |
China National Standards frequency |
English PDF |
| GB/T 32503.1-2016 |
Household and similar adjustable frequency converter safety—Part 1: General requirements 家用和类似用途变频控制器的安全 第1部分：通用要求 |
China National Standards frequency |
English PDF |
| GB/T 32401-2015 |
Technical requirements and measurement methods for VHF/UHF frequency band radio monitoring receiver VHF/UHF 频段无线电监测接收机技术要求及测试方法 |
China National Standards frequency |
English PDF |
| GB/T 11313.29-2015 |
Radio frequency connectors—Part 29: Sectional specification for miniature radio frequency coaxial connector(type 1.0/2.3)with screw, snap-on, push-pull or quick-lock,slide-in （rack and panel applications）mechanism with characteristic impedance 50Ω 射频连接器 第29部分：50Ω和75Ω用特性阻抗为50Ω、具有螺纹、推拉、快锁或滑轨式机架或面板用小型射频同轴连接器（1.0/2.3型）分规范 |
China National Standards frequency |
English PDF |
| GB/T 21407-2015 |
Doubly fed variable speed constant frequency wind turbine 双馈式变速恒频风力发电机组 |
China National Standards frequency |
English PDF |
| GB/T 10067.35-2015 |
Basic specifications for electroheat installations—Part 35: Medium frequency vacuum induction melting furnace 电热装置基本技术条件 第35部分：中频真空感应熔炼炉 |
China National Standards frequency |
English PDF |
| GB/T 10067.34-2015 |
Basic specifications for electroheat installations—Part 34：Transistor type high frequency induction heating installation 电热装置基本技术条件 第34部分：晶体管式高频感应加热装置 |
China National Standards frequency |
English PDF |
| GB/T 31983.11-2015 |
Narrow band power line communication over low-voltage mains—Part 11: 3 kHz to 500 kHz frequency bands and classifications, limits of output level and electromagnetic disturbances 低压窄带电力线通信 第11部分：3 kHz～500 kHz频带划分、输出电平和电磁骚扰限值 |
China National Standards frequency |
English PDF |
| GB/T 30839.34-2015 |
Energy consumption grading for industrial electroheat installations—Part 34：Mains frequency induction channel furnaces 工业电热装置能耗分等 第34部分：工频有心感应炉 |
China National Standards frequency |
English PDF |
| GB/T 30839.33-2015 |
Energy consumption grading for industrial electroheat installations—Part 33：Mains frequency coreless induction furnace 工业电热装置能耗分等 第33部分：工频无心感应炉 |
China National Standards frequency |
English PDF |
| GB/T 12690.1-2015 |
Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides—Part 1: Determination of carbon and sulfur contents—High frequency-infrared absorption method 稀土金属及其氧化物中非稀土杂质化学分析方法 第1部分：碳、硫量的测定 高频-红外吸收法 |
China National Standards frequency |
English PDF |
| GB/T 11313.8-2015 |
Radio-frequency connectors—Part 8: Sectional specification for RF coaxial connectors with inner diameter of outer conductor 6.5 mm (0.256 in) with bayonet lock—Characteristic impedance 50Ω（75Ω）(type BNC) 射频连接器 第8部分：外导体内径为6.5mm(0.256in)、特性阻抗为50Ω（75Ω）、卡口连接的射频同轴连接器（BNC型）分规范 |
China National Standards frequency |
English PDF |
| GB/T 11313.37-2015 |
Radio-frequency connectors—Part 37: Sectional specification for STWX8 series R.F. coaxial connectors 射频连接器 第37部分：STWX8系列射频同轴连接器分规范 |
China National Standards frequency |
English PDF |
| GB/T 11313.16-2015 |
Radio-frequency connectors—Part 16：Sectional specification for RF coaxial connectors with inner diameter of outer conductor 7 mm (0.276 in) with screw coupling—Characteristics impedance 50 Ω (75 Ω) (type N) 射频连接器 第16部分：外导体内径为7mm（0.276in）、特性阻抗为50Ω（75Ω）、螺纹连接的射频同轴连接器（N型）分规范 |
China National Standards frequency |
English PDF |
| GB/T 11313.101-2015 |
Radio-frequency connectors—Part 101：Sectional specification for MMCX series RF coaxial connectors 射频连接器 第101部分：MMCX系列射频同轴连接器分规范 |
China National Standards frequency |
English PDF |
| GB/T 30839.32-2014 |
Energy consumption grading for industrial electroheat installations―Part 32：A set of medium frequency coreless induction furnaces with a voltage type frequency converter 工业电热装置能耗分等 第32部分：电压型变频多台中频无心感应炉成套装置 |
China National Standards frequency |
English PDF |
| GB/T 30839.31-2014 |
Energy consumption grading for industrial electroheat installations―Part 31：Medium frequency coreless induction furnaces 工业电热装置能耗分等 第31部分：中频无心感应炉 |
China National Standards frequency |
English PDF |
| GB/T 3286.7-2014 |
Methods for chemical analysis of limestone and dolomite―Part 7: The determination of sulphur content―The pipe furnace combustion iodic acid potassium titration method，the high frequency combustion with infrared absorption method and the barium sulfa 石灰石及白云石化学分析方法 第7部分：硫含量的测定 管式炉燃烧-碘酸钾滴定法、高频燃烧红外吸收法和硫酸钡重量法 |
China National Standards frequency |
English PDF |
| GB/T 31132-2014 |
Intrusion alarm systems―Technical requirements for interconnection of equipment using radio frequency 入侵报警系统 无线（射频）设备互联技术要求 |
China National Standards frequency |
English PDF |
| GB/T 10067.33-2014 |
Basic specifications for electroheat installations―Part 33: Mains frequency induction crucible furnace for melting copper 电热装置基本技术条件 第33部分：工频无心感应熔铜炉 |
China National Standards frequency |
English PDF |
| GB/T 30844.2-2014 |
Variable-frequency drive of 1kV and below—Part 2：Test methods 1 kV及以下通用变频调速设备 第2部分：试验方法 |
China National Standards frequency |
English PDF |
| GB/T 30844.1-2014 |
Variable-frequency drive of 1 kV and below—Part 1: Technical conditions 1 kV及以下通用变频调速设备 第1部分：技术条件 |
China National Standards frequency |
English PDF |
| GB/T 30843.2-2014 |
Variable-frequency drive above 1kV and not exceeding 35kV—Part 2: Test methods 1 kV 以上不超过 35 kV 的通用变频调速设备 第2部分：试验方法 |
China National Standards frequency |
English PDF |
| GB/T 30843.1-2014 |
Variable-frequency drive above 1kV and not exceeding 35kV—Part 1: Technical conditions 1 kV 以上不超过 35 kV 的通用变频调速设备 第1部分：技术条件 |
China National Standards frequency |
English PDF |
| GB 19510.210-2013 |
Lamp controlgear―Part 2-10: Particular requirements for electronic invertors and convertors for high-frequency operation of cold start tubular discharge lamps (neon tubes) 灯的控制装置 第2-10部分：高频冷启动管形放电灯（霓虹灯）用电子换流器和变频器的特殊要求 |
China National Standards frequency |
English PDF |
| GB/T 30370-2013 |
Guide of primary frequency control test and performance acceptance for thermal power generating units 火力发电机组一次调频试验及性能验收导则 |
China National Standards frequency |
English PDF |
| GB 4824-2013 |
Industrial, scientific and medical equipment—Radio-frequency disturbance characteristics-Limits and methods of measurement 工业、科学和医疗(ISM)射频设备 骚扰特性 限值和测量方法 |
China National Standards frequency |
English PDF |
| GB/T 3260.9-2013 |
Methods for chemical analysis of tin―Part 9: Determination of sulphur content―Infra-red absorption method after high frequency induction furnace 锡化学分析方法 第9部分：硫量的测定 高频感应炉燃烧红外吸收法 |
China National Standards frequency |
English PDF |
| GB/T 17738.4-2013 |
Radio frequency and coaxial cable assemblies－Part 4: Sectional specification for semi-rigid coaxial cable assemblies 射频同轴电缆组件 第4部分：半硬同轴电缆组件分规范 |
China National Standards frequency |
English PDF |
| GB/T 17738.3-2013 |
Radio frequency and coaxial cable assemblies―Part 3：Sectional specification for semi-flexible coaxial cable assemiblies 射频同轴电缆组件 第3部分：半柔同轴电缆组件分规范 |
China National Standards frequency |
English PDF |
| GB/T 17738.2-2013 |
Radio frequency and coaxial cable assemblies―Part 2: Sectional specification for flexible coaxial cable assemblies 射频同轴电缆组件 第2部分：柔软同轴电缆组件分规范 |
China National Standards frequency |
English PDF |
| GB/T 17738.1-2013 |
Radio frequency and coaxial cable assemblies―Part 1：Generic specification―General requirements and test methods 射频同轴电缆组件 第1部分：总规范 一般要求和试验方法 |
China National Standards frequency |
English PDF |
| GB/T 11322.1-2013 |
Radio frequency cables―Part 0: Guide to the design of detail specifications―Section 1―Coaxial cables 射频电缆 第0部分：详细规范设计指南 第1篇 同轴电缆 |
China National Standards frequency |
English PDF |
| GB/T 11313.9-2013 |
Radio-frequency connectors―Part 9: Sectional specification for SMC series R.F. coaxial connectors 射频连接器 第9部分：SMC系列射频同轴连接器分规范 |
China National Standards frequency |
English PDF |
| GB/T 11313.24-2013 |
Radio frequency connectors―Part 24: Sectional specification-radio frequency coaxial connectors with screw coupling, typically for use in 75Ω cable networks (type F) 射频连接器 第24部分: 75Ω电缆分配系统用螺纹连接射频同轴连接器（F型）分规范 |
China National Standards frequency |
English PDF |
| GB/T 11313.19-2013 |
Radio-frequency connectors―Part 19: Sectional specification-radio frequency coaxial connectors of type SSMB 射频连接器 第19部分：SSMB型射频同轴连接器分规范 |
China National Standards frequency |
English PDF |
| GB/T 11313.18-2013 |
Radio-frequency connectors—Part 18：Sectional specification-Radio frequency coaxial connectors of type SSMA 射频连接器 第18部分：SSMA系列射频同轴连接器分规范 |
China National Standards frequency |
English PDF |
| GB/T 14864-2013 |
Solid-polyethene insulated flexible radio-frequency cables 实心聚乙烯绝缘柔软射频电缆 |
China National Standards frequency |
English PDF |
| GB/T 30140-2013 |
Measuring method for the shielding effectiveness of magnetic material in low frequency alternating magnetic field 磁性材料在低频磁场中屏蔽效能的测量方法 |
China National Standards frequency |
English PDF |
| GB/T 30145-2013 |
Specification for YZP series variable-frequency adjustable-speed three-phase induction motors for crane and metallurgical applications（Frame size 450 to 500) YZP系列起重及冶金用变频调速三相异步电动机技术条件（机座号450～500） |
China National Standards frequency |
English PDF |
| GB/T 30144-2013 |
Specification for YZP-H series variable-frequency adjustable-speed three-phase induction motors for crane in ships YZP-H系列船用起重用变频调速三相异步电动机技术条件 |
China National Standards frequency |
English PDF |
| GB/T 21972.3-2013 |
Specification for variable-frequency adjustable-speed three-phase induction motors for crane and metallurgical applications―Part 3:YZP series variable-frequency adjustable-speed three-phase induction motors (cooled with centrifugal fan)for crane and met 起重及冶金用变频调速三相异步电动机技术条件 第3部分：YZP系列起重及冶金用变频调速三相异步电动机（离心风机冷却） |
China National Standards frequency |
English PDF |
| GB/T 29797-2013 |
Specification of the 13.56MHz radio frequency identification reader/writer equipment 13.56MHz射频识别读/写设备规范 |
China National Standards frequency |
English PDF |
| GB/T 11313.1-2013 |
Radio-frequency connectors - Part 1: Generic specification - General requirements and measuring methods 射频连接器 第1部分：总规范 一般要求和试验方法 |
China National Standards frequency |
English PDF |
| GB/T 18039.9-2013 |
Electromagnetic compatibility - Environment - Compatibility levels for low-frequency conducted disturbances and signaling in public medium-voltage power supply systems 电磁兼容 环境 公用中压供电系统低频传导骚扰及信号传输的兼容水平 |
China National Standards frequency |
English PDF |
| GB/T 30001.5-2013 |
Information technology - RF-based mobile payment - Part 5: Test methods of radio frequency interface 信息技术 基于射频的移动支付 第5部分：射频接口测试方法 |
China National Standards frequency |
English PDF |
| GB/T 30001.4-2013 |
Information technology - Mobile payment based on radio frequency - Part 4: Card application management and security 信息技术 基于射频的移动支付 第4部分: 卡应用管理和安全 |
China National Standards frequency |
English PDF |
| GB/T 30001.3-2013 |
Information technology - Mobile payment based on radio frequency - Part 3: Device technical requirements 信息技术 基于射频的移动支付 第3部分: 设备技术要求 |
China National Standards frequency |
English PDF |
| GB/T 30001.2-2013 |
Information technology - Mobile payment based on radio frequency - Part 2: Card technical requirements 信息技术 基于射频的移动支付 第2部分：卡技术要求 |
China National Standards frequency |
English PDF |
| GB/T 30001.1-2013 |
Information technology - Mobile payment based on radio frequency - Part 1: Radio-frequency interface 信息技术 基于射频的移动支付 第1部分：射频接口 |
China National Standards frequency |
English PDF |
| GB/T 29768-2013 |
Information technology - Radio frequency identification - Air interface protocol at 800/900 MHz 信息技术 射频识别 800/900MHz空中接口协议 |
China National Standards frequency |
English PDF |
| GB/T 29652-2013 |
Direct reduced iron - Determination of carbon and sulfur - High frequency combustion with infrared absorption method 直接还原铁 碳和硫含量的测定 高频燃烧红外吸收法 |
China National Standards frequency |
English PDF |
| GB/T 29562.1-2013 |
Energy efficiency test procedures of motors for crane - Part 1: YZP series of variable-frequency adjustable-speed 3-phase asynchronous motors 起重机械用电动机能效测试方法 第1部分：YZP系列变频调速三相异步电动机 |
China National Standards frequency |
English PDF |
| GB/T 10067.32-2013 |
Basic specifications for electroheat installations - Part 32: A set of medium frequency coreless induction furnaces with a voltage type frequency converter 电热装置基本技术条件 第32部分：电压型变频多台中频无心感应炉成套装置 |
China National Standards frequency |
English PDF |
| GB/T 10067.31-2013 |
Basic specifications for electroheat installations - Part 31: Medium frequency coreless induction furnace 电热装置基本技术条件 第31部分：中频无心感应炉 |
China National Standards frequency |
English PDF |
| GB/T 4325.21-2013 |
Methods for chemical analysis of molybdenum - Part 21: Determination of carbon content and sulfur content - High frequency combustion-infrared absorption method 钼化学分析方法 第21部分：碳量和硫量的测定 高频燃烧红外吸收法 |
China National Standards frequency |
English PDF |
| GB/T 29486-2013 |
Adjustable frequency converter for household and similar use - Terminology 家用和类似用途变频控制器 术语 |
China National Standards frequency |
English PDF |
| GB/T 4324.27-2012 |
Methods for chemical analysis of tungsten - Part 27:：Determination of carbon content - High frequency combustion-infrared absorption method 钨化学分析方法 第27部分：碳量的测定 高频燃烧红外吸收法 |
China National Standards frequency |
English PDF |
| GB/T 4324.23-2012 |
Methods for chemical analysis of tungsten - Part 23: Determination of sulfur content - The combustion-conductometric titration and high frequency combustion-infrared absorption method 钨化学分析方法 第23部分：硫量的测定 燃烧电导法和高频燃烧红外吸收法 |
China National Standards frequency |
English PDF |
| GB/T 29102-2012 |
Road traffic information service - Traffic information via frequency modulation sub-carrier 道路交通信息服务 通过调频数据广播发布的道路交通信息 |
China National Standards frequency |
English PDF |
| GB/T 29272-2012 |
Information technology - Radio frequency identification device performance test methods - Test methods for system performance 信息技术 射频识别设备性能测试方法 系统性能测试方法 |
China National Standards frequency |
English PDF |
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