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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 17217-2021 |
HygieNic specification for public toilet 公共厕所卫生规范 |
China National Standards Ni |
 English PDF |
| GB/T 15914-2021 |
MoNitoring and testing method for energy saving of steam heating equipments 蒸汽加热设备节能监测方法 |
China National Standards Ni |
English PDF |
| GB/T 14352.21-2021 |
Methods for chemical analysis of tungsten ores and molybdenum ores -- Part 21: Determination of arseNic content -- Hydride generation atomic fluorescence spectrometry 钨矿石、钼矿石化学分析方法 第21部分：砷量的测定 氢化物发生-原子荧光光谱法 |
China National Standards Ni |
English PDF |
| GB/T 14352.20-2021 |
Methods for chemical analysis of tungsten ores and molybdenum ores -- Part 20：Determination of Niobium，tantalum，zirconium，hafnium and 15 rare earth elements content -- Inductively coupled plasma mass spectrometry 钨矿石、钼矿石化学分析方法 第20部分：铌、钽、锆、铪及15个稀土元素量的测定 电感耦合等离子体质谱法 |
China National Standards Ni |
English PDF |
| GB/T 14352.19-2021 |
Methods for chemical analysis of tungsten ores and molybdenum ores -- Part 19: Determination of bismuth, cadmium, cobalt, copper, iron, lithium, Nickel, phosphorus, lead, strontium, vanadium and zinc content -- Inductive-coupled plasma atomic emission spe 钨矿石、钼矿石化学分析方法 第19部分：铋、镉、钴、铜、铁、锂、镍、磷、铅、锶、钒和锌量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Ni |
English PDF |
| GB/T 14231-2021 |
Determination of efficiency for gear uNits 齿轮装置效率测定方法 |
China National Standards Ni |
English PDF |
| GB/T 12817-2021 |
General techNical specification for railway passenger car 铁路客车通用技术条件 |
China National Standards Ni |
English PDF |
| GB/T 12736-2021 |
Conveyor belts—Determination of strenght of mechaNical fastenings—Static test method 输送带 机械接头强度的测定 静态试验方法 |
China National Standards Ni |
English PDF |
| GB/T 12668.902-2021 |
Adjustable speed electrical power drive systems—Part 9-2: Ecodesign for power drive systems, motor starters, power electroNics and their driven applications—Energy efficiency indicators for power drive systems and motor starters 调速电气传动系统 第9-2部分：电气传动系统、电机起动器、电力电子设备及其传动应用的生态设计 电气传动系统和电机起动器的能效指标 |
China National Standards Ni |
English PDF |
| GB/T 12668.901-2021 |
Adjustable speed electrical power drive systems—Part 9-1: Ecodesign for power drive systems, motor starters, power electroNics and their driven applications—General requirements for setting energy efficiency standards for power driven equipment using the 调速电气传动系统 第9-1部分：电气传动系统、电机起动器、电力电子设备及其传动应用的生态设计 采用扩展产品法（EPA）和半解析模型（SAM）制定电气传动设备能效标准的一般要求 |
China National Standards Ni |
English PDF |
| GB/T 5824-2021 |
Size system of opeNing for windows and doors in building 建筑门窗洞口尺寸系列 |
China National Standards Ni |
English PDF |
| GB/T 5755-2021 |
Steel cord conveyor belts—Cord-to-coating bond test—INitial test and after thermal treatment 钢丝绳芯输送带 绳与包覆胶粘合试验 原始状态下和热老化后试验 |
China National Standards Ni |
English PDF |
| GB/T 5095.2507-2021 |
ElectromechaNical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-7: Test 25g: Impedance, reflection coefficient, and voltage standing wave ratio (VSWR) 电子设备用机电元件 基本试验规程及测量方法 第25-7部分：试验25g：阻抗、反射系数和电压驻波比（VSWR） |
China National Standards Ni |
English PDF |
| GB/T 5095.2505-2021 |
ElectromechaNical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-5：Test 25e: Return loss 电子设备用机电元件 基本试验规程及测量方法 第25-5部分：试验25e：回波损耗 |
China National Standards Ni |
English PDF |
| GB/T 5095.2504-2021 |
ElectromechaNical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-4: Test 25d: Propagation delay 电子设备用机电元件 基本试验规程及测量方法 第25-4部分：试验25d：传输时延 |
China National Standards Ni |
English PDF |
| GB/T 5095.2503-2021 |
ElectromechaNical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-3: Test 25c: Rise time degradation 电子设备用机电元件 基本试验规程及测量方法 第25-3部分：试验25c：上升时间衰减 |
China National Standards Ni |
English PDF |
| GB/T 5095.2502-2021 |
ElectromechaNical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-2: Test 25b: Attenuation (insertion loss) 电子设备用机电元件 基本试验规程及测量方法 第25-2部分：试验25b：衰减（插入损耗） |
China National Standards Ni |
English PDF |
| GB/T 5095.2501-2021 |
ElectromechaNical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-1: Test 25a: Crosstalk ratio 电子设备用机电元件 基本试验规程及测量方法 第25-1部分：试验25a：串扰比 |
China National Standards Ni |
English PDF |
| GB/T 5095.2307-2021 |
ElectromechaNical components for electronic equipment—Basic testing procedures and measuring methods—Part 23-7: Screening and filtering tests—Test 23g: Effective transfer impedance of connectors 电子设备用机电元件 基本试验规程及测量方法 第23-7部分：屏蔽和滤波试验 试验23g：连接器的有效转移阻抗 |
China National Standards Ni |
English PDF |
| GB/T 5095.2304-2021 |
ElectromechaNical components for electronic equipment—Basic testing procedures and measuring methods—Part 23-4: Screening and filtering tests—Test 23d: Transmission line reflections in the time domain 电子设备用机电元件 基本试验规程及测量方法 第23-4部分：屏蔽和滤波试验 试验23d：时域内传输线的反射 |
China National Standards Ni |
English PDF |
| GB/T 5095.2303-2021 |
ElectromechaNical components for electronic equipment—Basic testing procedures and measuring methods—Part 23-3:Screening and filtering tests—Test 23c：Shielding effectiveness of connectors and accessories—Line injection method 电子设备用机电元件 基本试验规程及测量方法 第23-3部分：屏蔽和滤波试验 试验23c：连接器和附件的屏蔽效果 线注入法 |
China National Standards Ni |
English PDF |
| GB/T 2889.5-2021 |
Plain bearings—Terms, defiNitions, classification and symbols—Part 5:Application of symbols 滑动轴承 术语、定义、分类和符号 第5部分:符号的应用 |
China National Standards Ni |
English PDF |
| GB/T 8563.3-2021 |
Classification and codes for information of reward and disciplinary action -- Part 3: Codes of disciplinary action and orgaNizational punishment 奖励、纪律处分信息分类与代码? 第3部分：纪律处分和组织处理代码 |
China National Standards Ni |
English PDF |
| GB/T 41044-2021 |
Guidelines for coalbed methane extraction in coal miNing areas 煤矿区煤层气抽采指南 |
China National Standards Ni |
English PDF |
| GB/T 22173-2021 |
Oxadiazon techNical material 噁草酮原药 |
China National Standards Ni |
English PDF |
| GB/T 41019-2021 |
TechNical guideline for comprehensive utilization of mine water 矿井水综合利用技术导则 |
China National Standards Ni |
English PDF |
| GB/T 25210-2021 |
Hydraulic excavator—Central turNing joint 商品煤质量 中低温热解用煤 |
China National Standards Ni |
English PDF |
| GB/T 3098.26-2021 |
MechaNical properties of fasteners—Flat washers 紧固件机械性能 平垫圈 |
China National Standards Ni |
English PDF |
| GB/T 41116-2021 |
Non-destructive testing of welds—Time-of-flight diffraction techNique (TOFD)—Acceptance levels 焊缝无损检测 衍射时差技术（TOFD） 验收等级 |
China National Standards Ni |
English PDF |
| GB/T 41115-2021 |
Non-destructive testing of welds -- UltrasoNic testing -- Use of time-of-flight diffraction technique (TOFD) 焊缝无损检测 超声检测 衍射时差技术（TOFD）的应用 |
China National Standards Ni |
English PDF |
| GB/T 4657-2021 |
Codes for the central party and state organs people’s commuNities and the other state organizations 中央党政机关、人民团体及其他机构代码 |
China National Standards Ni |
English PDF |
| GB/T 30887-2021 |
TechNical guide for water system integration and optimization of industrial enterprises 工业企业水系统集成优化技术指南 |
China National Standards Ni |
English PDF |
| GB/T 5121.28-2021 |
Methods for chemical analysis of copper and copper alloys—Part 28：Determination of chromium,iron,manganese,cobalt,Nickel,zinc,arsenic,selenium,silver,cadmium,tin,antimony,tellurium,lead and bismuth content—Inductively coupled plasma-mass spectrometry 铜及铜合金化学分析方法 第28部分：铬、铁、锰、钴、镍、锌、砷、硒、银、镉、锡、锑、碲、铅和铋含量的测定 电感耦合等离子体质谱法 |
China National Standards Ni |
English PDF |
| GB/T 41073-2021 |
Surface chemical analysis -- Electron spectroscopies -- MiNimum reporting requirements for peak fitting in X-ray photoelectron spectroscopy 表面化学分析 电子能谱 X射线光电子能谱峰拟合报告的基本要求 |
China National Standards Ni |
English PDF |
| GB/T 41121-2021 |
Glass water slide device safety techNical requirement 玻璃水滑道安全技术要求 |
China National Standards Ni |
English PDF |
| GB/T 6113.104-2021 |
Specification for radio disturbance and immuNity measuring apparatus and methods—Part 1-4:Radio disturbance and immunity measuring apparatus—Antennas and test sites for radiated disturbance measurements 无线电骚扰和抗扰度测量设备和测量方法规范 第1-4部分：无线电骚扰和抗扰度测量设备 辐射骚扰测量用天线和试验场地 |
China National Standards Ni |
English PDF |
| GB/T 6113.101-2021 |
Specification for radio disturbance and immuNity measuring apparatus and methods—Part 1-1: Radio disturbance and immunity measuring apparatus—Measuring apparatus 无线电骚扰和抗扰度测量设备和测量方法规范 第1-1部分：无线电骚扰和抗扰度测量设备 测量设备 |
China National Standards Ni |
English PDF |
| GB/T 13095-2021 |
Bathroom uNit 整体浴室 |
China National Standards Ni |
English PDF |
| GB/T 41108.1-2021 |
Safety of machinery -- Safety requirements for interlocking devices -- Part 1: Direct opeNing position switches 机械安全 联锁装置的安全要求 第1部分：直接断开位置开关 |
China National Standards Ni |
English PDF |
| GB/T 41110-2021 |
Tubular cored electrodes for gas shielded and non-gas shielded metal arc welding of Nickel and nickel alloys 镍及镍合金药芯焊丝 |
China National Standards Ni |
English PDF |
| GB/T 41114-2021 |
Non-destructive testing -- UltrasoNic testing -- Specification for a calibration block for phased array testing(PAUT) 无损检测? 超声检测 相控阵超声检测标准试块规范 |
China National Standards Ni |
English PDF |
| GB/T 24604-2021 |
Rolling bearings－Angular contact thrust ball bearings and uNits for machine tool screws 滚动轴承 机床丝杠用推力角接触球轴承及单元 |
China National Standards Ni |
English PDF |
| GB/T 304.9-2021 |
Spherical plain bearings—Part 9：General techNical regulations 关节轴承 第9部分：通用技术规则 |
China National Standards Ni |
English PDF |
| GB/T 41124-2021 |
General techNical requirements for aseptic blowing-filling-capping bloc 无菌吹灌旋一体机通用技术要求 |
China National Standards Ni |
English PDF |
| GB/T 25629-2021 |
Hydraulic excavator—Central turNing joint 液压挖掘机 中央回转接头 |
China National Standards Ni |
English PDF |
| GB/T 26301-2021 |
Copper-Nickel-zinc alloy strips and foils for shield 屏蔽用锌白铜带箔材 |
China National Standards Ni |
English PDF |
| GB/T 26024-2021 |
Seamless copper and copper alloys tube for valves on air-conditioNing and refrigeration system 空调与制冷系统阀件用铜及铜合金无缝管 |
China National Standards Ni |
English PDF |
| GB/T 22473.1-2021 |
Batteries used for energy storage -- Part 1: Photovoltaic off-grid application techNical conditions 储能用蓄电池? 第1部分：光伏离网应用技术条件 |
China National Standards Ni |
English PDF |
| GB/T 10762-2021 |
Method of mass measurements for industrial and miNing electric locomotive 工矿电机车质量测量方法 |
China National Standards Ni |
English PDF |
| GB/T 41076-2021 |
Microbeam analysis—Electron backscatter diffraction—Quantitative determination of austeNite in steel 微束分析 电子背散射衍射 钢中奥氏体的定量分析 |
China National Standards Ni |
English PDF |
| GB/T 41136-2021 |
Resistance welding equipment -- Transformers -- Integrated transformer-rectifier uNits for welding guns operating at 1 000 Hz 电阻焊设备 变压器 一体式焊钳用内置整流器的1000Hz变压器 |
China National Standards Ni |
English PDF |
| GB/T 41075-2021 |
Fluorescent whiteNing agent -- Determination of migration properties 荧光增白剂 迁移性的测定 |
China National Standards Ni |
English PDF |
| GB/T 41089-2021 |
TechNical specification for isolated lightning protection of electronic system based on lightning nowcasting and warning 基于雷电临近预警的电子系统隔离防雷技术规范 |
China National Standards Ni |
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 Ni |
English PDF |
| GB/T 41033-2021 |
Design requirements of radiation hardeNing for CMOS IC CMOS集成电路抗辐射加固设计要求 |
China National Standards Ni |
English PDF |
| GB/T 1927.20-2021 |
Test methods for physical and mechaNical properties of small clear wood specimens—Part 20: Determination of cleavage strength 无疵小试样木材物理力学性质试验方法 第20部分：抗劈力测定 |
China National Standards Ni |
English PDF |
| GB/T 1927.19-2021 |
Test methods for physical and mechaNical properties of small clear wood specimens—Part 19: Determination of static hardness 无疵小试样木材物理力学性质试验方法 第19部分：硬度测定 |
China National Standards Ni |
English PDF |
| GB/T 1927.18-2021 |
Test methods for physical and mechaNical properties of small clear wood specimens—Part 18: Determination of resistance to impact indentation 无疵小试样木材物理力学性质试验方法 第18部分：抗冲击压痕测定 |
China National Standards Ni |
English PDF |
| GB/T 1927.17-2021 |
Test methods for physical and mechaNical properties of small clear wood specimens—Part 17: Determination of impact bending strength 无疵小试样木材物理力学性质试验方法 第17部分：冲击韧性测定 |
China National Standards Ni |
English PDF |
| GB/T 10117-2021 |
High purity antimoNium 高纯锑 |
China National Standards Ni |
English PDF |
| GB/T 3799-2021 |
TechNical requirements for completion and acceptance of vehicle engines overhaul 汽车发动机大修竣工出厂技术条件 |
China National Standards Ni |
English PDF |
| GB/T 3798-2021 |
TechNical requirements for completion and acceptance of vehicle overhaul 汽车大修竣工出厂技术条件 |
China National Standards Ni |
English PDF |
| GB/T 1927.12-2021 |
Test methods for physical and mechaNical properties of small clear wood specimens—Part 12:Determination of strength in compression perpendicular to grain 无疵小试样木材物理力学性质试验方法 第12部分：横纹抗压强度测定 |
China National Standards Ni |
English PDF |
| GB/T 1927.10-2021 |
Test methods for physical and mechaNical properties of small clear wood specimens—Part 10: Determination of modulus of elasticity in bending 无疵小试样木材物理力学性质试验方法 第10部分：抗弯弹性模量测定 |
China National Standards Ni |
English PDF |
| GB/T 1927.9-2021 |
Test methods for physical and mechaNical properties of small clear wood specimens—Part 9: Determination of bending strength 无疵小试样木材物理力学性质试验方法 第9部分：抗弯强度测定 |
China National Standards Ni |
English PDF |
| GB/T 1927.8-2021 |
Test methods for physical and mechaNical properties of small clear wood specimens—Part 8: Determination of swelling 无疵小试样木材物理力学性质试验方法 第8部分：湿胀性测定 |
China National Standards Ni |
English PDF |
| GB/T 1927.7-2021 |
Test methods for physical and mechaNical properties of small clear wood specimens—Part 7: Determination of water absorption 无疵小试样木材物理力学性质试验方法 第7部分：吸水性测定 |
China National Standards Ni |
English PDF |
| GB/T 1927.6-2021 |
Test methods for physical and mechaNical properties of small clear wood specimens—Part 6: Determination of shrinkage 无疵小试样木材物理力学性质试验方法 第6部分：干缩性测定 |
China National Standards Ni |
English PDF |
| GB/T 1927.5-2021 |
Test methods for physical and mechaNical properties of small clear wood specimens—Part 5: Determination of density 无疵小试样木材物理力学性质试验方法 第5部分：密度测定 |
China National Standards Ni |
English PDF |
| GB/T 1927.4-2021 |
Test methods for physical and mechaNical properties of small clear wood specimens—Part 4: Determination of moisture content 无疵小试样木材物理力学性质试验方法 第4部分：含水率测定 |
China National Standards Ni |
English PDF |
| GB/T 1927.3-2021 |
Test methods for physical and mechaNical properties of small clear wood specimens—Part 3: Determination of the growth rings width and latewood rate of wood 无疵小试样木材物理力学性质试验方法 第3部分：生长轮宽度和晚材率测定 |
China National Standards Ni |
English PDF |
| GB/T 1927.2-2021 |
Test methods for physical and mechaNical properties of small clear wood specimens—Part 2: Sampling methods and general requirements 无疵小试样木材物理力学性质试验方法 第2部分：取样方法和一般要求 |
China National Standards Ni |
English PDF |
| GB/T 1927.1-2021 |
Test methods for physical and mechaNical properties of small clear wood specimens—Part 1: Collection of sample tree 无疵小试样木材物理力学性质试验方法 第1部分：试材采集 |
China National Standards Ni |
English PDF |
| GB/T 41154-2021 |
Metallic materials—Multiaxial fatigue testing—Axial-torsional strain-controlled thermo-mechaNical fatigue testing method 金属材料 多轴疲劳试验 轴向-扭转应变控制热机械疲劳试验方法 |
China National Standards Ni |
English PDF |
| GB/T 41087-2021 |
TechNical specification for heat exchange system of solar thermal power plant 太阳能热发电站换热系统技术要求 |
China National Standards Ni |
English PDF |
| GB/T 41125-2021 |
Agricultural machinery -- Equipment for sowing -- MiNimization of the environmental effects of fan exhaust from pneumatic systems 农业机械? 播种机? 减少气力系统风机排气对环境的影响 |
China National Standards Ni |
English PDF |
| GB/T 41093-2021 |
Machine tools safety -- TurNing machines 机床安全 车床 |
China National Standards Ni |
English PDF |
| GB/T 41068-2021 |
Nanotechnologies -- Determination of water-soluble aNions content in graphene-related powder -- Ion chromatography method 纳米技术 石墨烯粉体中水溶性阴离子含量的测定 离子色谱法 |
China National Standards Ni |
English PDF |
| GB/T 13627-2021 |
Criteria for accident moNitoring instrumentation for nuclear power plants 核电厂事故监测仪表准则 |
China National Standards Ni |
English PDF |
| GB/T 11807-2021 |
Characteristics,design and operational procedures for acoustic moNitoring systems of loose parts detection important to safety in nuclear power plants 核电厂安全重要松脱部件声学监测系统的特性、设计和运行规程 |
China National Standards Ni |
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 Ni |
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 Ni |
English PDF |
| GB/T 20629.4-2021 |
Non-cellulosic papers for electrical purposes -- Part 4：Aramid fibre paper contaiNing mica particles 电气用非纤维素纸? 第4部分：含云母颗粒的聚芳酰胺纤维纸 |
China National Standards Ni |
English PDF |
| GB/T 41003.2-2021 |
General techNical specification for plastic foam mats—Part 2: Indoor polyvinyl chloride foam mats 塑料泡沫垫通用技术条件 第2部分：室内聚氯乙烯泡沫垫 |
China National Standards Ni |
English PDF |
| GB/T 21413.2-2021 |
Railway applications—Electric equipment for rolling stock—Part 2:ElectrotechNical components—General rules 轨道交通 机车车辆电气设备 第2部分：电工器件 通用规则 |
China National Standards Ni |
English PDF |
| GB/T 37863.2-2021 |
Railway applications—Traction electric drive system—Part 2: Locomotive and multiple uNit 轨道交通 牵引电传动系统 第2部分：机车、动车组 |
China National Standards Ni |
English PDF |
| GB/T 21437.1-2021 |
Road vehicles—Test method of electrical disturbances from conduction and coupling—Part 1: DefiNitions and general considerations 道路车辆 电气/电子部件对传导和耦合引起的电骚扰试验方法 第1部分：定义和一般规定 |
China National Standards Ni |
English PDF |
| GB/T 9254.2-2021 |
Information technology equipment, multimedia equipment and receivers -- Electromagnetic compatibility -- Part 2: ImmuNity requirements 信息技术设备、多媒体设备和接收机 电磁兼容 第2部分：抗扰度要求 |
China National Standards Ni |
English PDF |
| GB/T 41102-2021 |
General techNical requirements for injection moulding system for PET preform in packaging field 包装PET瓶坯注塑成型模具系统通用技术要求 |
China National Standards Ni |
English PDF |
| GB/T 26016-2021 |
High purity Nickel 高纯镍 |
China National Standards Ni |
English PDF |
| GB/T 18978.304-2021 |
Ergonomics of human-system interaction—Part 304: User performance test methods for electroNic visual displays 人-系统交互工效学 第304部分：电子视觉显示器的用户绩效测试方法 |
China National Standards Ni |
English PDF |
| GB/T 18916.58-2021 |
Norm of water intake -- Part 58: TitaNium dioxide 取水定额 第58部分：钛白粉 |
China National Standards Ni |
English PDF |
| GB/T 41204-2021 |
Nanotechnologies -- Measurement techNique matrix for the characterization of nano-objects 纳米技术 纳米物体表征用测量技术矩阵 |
China National Standards Ni |
English PDF |
| GB/T 24370-2021 |
Nanotechnologies—Characterization of cadmium chalcogeNide colloidal quantum dot—UV-Vis absorption spectroscopy 纳米技术 镉硫族化物胶体量子点表征 紫外-可见吸收光谱法 |
China National Standards Ni |
English PDF |
| GB/T 41095-2021 |
MechaNical vibration -- Methodology for selecting appropriate machinery vibration standards 机械振动? 选择适当的机器振动标准的方法 |
China National Standards Ni |
English PDF |
| GB/T 41060-2021 |
Test method for determiNing frost resistance of cement mortar 水泥胶砂抗冻性试验方法 |
China National Standards Ni |
English PDF |
| GB/T 26559-2021 |
MechaNical parking system—Classification 机械式停车设备 分类 |
China National Standards Ni |
English PDF |
| GB/T 26476-2021 |
MechaNical parking system—Vocabulary 机械式停车设备 术语 |
China National Standards Ni |
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 Ni |
English PDF |
| GB/T 41227-2021 |
TechNical specification for beekeeping management 蜜蜂饲养管理技术规范 |
China National Standards Ni |
English PDF |
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