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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 45167-2024 |
Investment castings of steel, nicKel alloy castings and cobalt alloy castings-Visual inspection method for surface quality 熔模铸钢件、镍合金铸件和钴合金铸件-表面质量目视检测方法 |
China National Standards Ke |
 English PDF |
| GB/T 45102-2024 |
Technical requirements for machine-picKed cotton harvesting 机采棉采收技术要求 |
China National Standards Ke |
English PDF |
| GB/T 33492-2024 |
Operation and management specifications for second-hand goods trading marKets 二手货交易市场经营管理规范 |
China National Standards Ke |
English PDF |
| GB/T 44935-2024 |
Nanotechnology-Measurement of the number of layers of molybdenum disulfide flaKes-Raman spectroscopy 纳米技术-二硫化钼薄片的层数测量-拉曼光谱法 |
China National Standards Ke |
English PDF |
| GB/T 45041-2024 |
Infant wool and wool-liKe knitwear 婴幼儿毛及仿毛针织品 |
China National Standards Ke |
English PDF |
| GB/T 45147-2024 |
Road vehicles - Test of air braKe system of vehicles with a total mass greater than 3.5t - Obtaining and using reference values using a roller brake test bench 道路车辆-总质量大于3.5t的车辆气制动系统试验-使用滚筒制动试验台获取和使用参考值 |
China National Standards Ke |
English PDF |
| GB/T 45146-2024 |
Road vehicles - Test methods for air pressure and air-to-hydraulic braKe systems 道路车辆-气压及气顶液制动系统试验方法 |
China National Standards Ke |
English PDF |
| GB/T 29292-2024 |
Footwear - Guidelines for the control of Key chemical substances in footwear and footwear components 鞋类-鞋类和鞋类部件中重点化学物质管控指南 |
China National Standards Ke |
English PDF |
| GB/T 45170-2024 |
General quality rules for ready-to-eat Kelp products 即食海带制品质量通则 |
China National Standards Ke |
English PDF |
| GB/T 31771-2024 |
HouseKeeping service-quality specification for maternal and child care services 家政服务-母婴护理服务质量规范 |
China National Standards Ke |
English PDF |
| GB/T 4698.29-2024 |
Chemical analysis methods for sponge titanium, titanium and titanium alloys-Part 29: Determination of aluminum, carbon, chromium, copper, iron, manganese, molybdenum, nicKel, silicon, tin, vanadium and zirconium content-Optical Direct reading spectrometry 海绵钛、钛及钛合金化学分析方法-第29部分：铝、碳、铬、铜、铁、锰、钼、镍、硅、锡、钒、锆含量的测定-光电直读光谱法 |
China National Standards Ke |
English PDF |
| GB/T 3260.1-2024 |
Chemical analysis method for tin - Part 1: Determination of copper, lead, zinc, cadmium, silver, nicKel and cobalt content - Flame atomic absorption spectrometry 锡化学分析方法-第1部分：铜、铅、锌、镉、银、镍和钴含量的测定-火焰原子吸收光谱法 |
China National Standards Ke |
English PDF |
| GB/T 27793-2024 |
Asbestos-free fiber gasKet materials by the copying method 抄取法无石棉纤维垫片材料 |
China National Standards Ke |
English PDF |
| GB 15930-2024 |
Fire dampers for building ventilation and smoKe exhaust systems 建筑通风和排烟系统用防火阀门 |
China National Standards Ke |
English PDF |
| GB 4234.7-2024 |
Surgical implants - Metallic materials - Part 7: Forged and cold worKed cobalt-chromium-nickel-molybdenum-iron alloys 外科植入物-金属材料-第7部分：可锻和冷加工的钴-铬-镍-钼-铁合金 |
China National Standards Ke |
English PDF |
| GB/T 44894-2024 |
Guidelines for evaluating the service quality of marKet and social survey institutions 市场和社会调查机构服务质量评价指南 |
China National Standards Ke |
English PDF |
| GB/T 44895-2024 |
MarKet and social surveys - Guidelines for questionnaire preparation 市场和社会调查-调查问卷编制指南 |
China National Standards Ke |
English PDF |
| GB/T 44897-2024 |
MarKet and social surveys - Guidelines for online surveys 市场和社会调查-网络调查指南 |
China National Standards Ke |
English PDF |
| GB/T 15724-2024 |
Laboratory glassware-beaKer 实验室玻璃仪器-烧杯 |
China National Standards Ke |
English PDF |
| GB/T 41232.8-2024 |
Nano manufacturing - Key control characteristics - Nano energy storage - Part 8: Determination of moisture content in nano electrode materials - Karl Fischer coulometric titration 纳米制造-关键控制特性-纳米储能-第8部分：纳米电极材料中水分含量的测定-卡尔·费休库仑滴定法 |
China National Standards Ke |
English PDF |
| GB/T 44759-2024 |
High-purity nicKel targets 高纯镍靶材 |
China National Standards Ke |
English PDF |
| GB/T 23356-2024 |
Cigarettes-Determination of carbon monoxide in the gas phase of smoKe-Non-scattering infrared method 卷烟-烟气气相中一氧化碳的测定-非散射红外法 |
China National Standards Ke |
English PDF |
| GB/T 38634.5-2024 |
Systems and software engineering - Software testing - Part 5: Keyword driven testing 系统与软件工程-软件测试-第5部分：关键字驱动测试 |
China National Standards Ke |
English PDF |
| GB/T 14474-2024 |
Horn loudspeaKers =Acoustic device-General requirements 号筒扬声器-通用要求 |
China National Standards Ke |
English PDF |
| GB/T 14475-2024 |
Horn loudspeaKers - Measurement methods 号筒扬声器-测量方法 |
China National Standards Ke |
English PDF |
| GB/T 11981-2024 |
Light steel Keels for buildings 建筑用轻钢龙骨 |
China National Standards Ke |
English PDF |
| GB/T 44830-2024 |
General rules for enzyme-linKed immunosorbent assay kit detection 酶联免疫试剂盒检测通则 |
China National Standards Ke |
English PDF |
| GB/T 44819-2024 |
Methods for determining the spontaneous combustion marKer gas and critical value of coal seams 煤层自然发火标志气体及临界值确定方法 |
China National Standards Ke |
English PDF |
| GB/T 14728.2-2024 |
Two-arm operated walKers - Requirements and test methods - Part 2: Wheeled walkers 双臂操作助行器-要求和试验方法-第2部分：轮式助行器 |
China National Standards Ke |
English PDF |
| GB/T 14728.1-2024 |
Two-arm operated walKers - Requirements and test methods - Part 1: Frame walkers 双臂操作助行器-要求和试验方法-第1部分：框式助行器 |
China National Standards Ke |
English PDF |
| GB/T 44470-2024 |
General rules for quality of smoKed fish, smoked dried fish and smoked flavored fish 烟熏鱼、熏干鱼及烟熏风味鱼质量通则 |
China National Standards Ke |
English PDF |
| GB/T 44585.1-2024 |
Application of risk management in medical devices connected to IT networks - Part 1: Safety, effectiveness and network security of networKed medical devices or health software in their implementation and use 风险管理在接入IT网络的医疗器械中的应用-第1部分：联网医疗器械或健康软件在其实施和使用中的安全、有效性和网络安全 |
China National Standards Ke |
English PDF |
| GB/T 17469-2024 |
Evaluation of friction properties of automotive braKe linings - Small sample bench test method 汽车制动器衬片摩擦性能评价-小样台架试验方法 |
China National Standards Ke |
English PDF |
| GB/T 44649-2024 |
NicKel-metal hydride batteries and modules for electric road vehicles - Safety requirements 电动道路车辆用镍氢电池和模块-安全要求 |
China National Standards Ke |
English PDF |
| GB/T 11017.3-2024 |
Power cables with cross-linKed polyethylene insulation and accessories for rated voltages of 66-kV (Um=72.5-kV) and 110-kV (Um=126-kV) - Part 3: Cable accessories 额定电压66-kV（Um=72.5-kV）和110-kV（Um=126-kV）交联聚乙烯绝缘电力电缆及其附件-第3部分：电缆附件 |
China National Standards Ke |
English PDF |
| GB/T 11017.2-2024 |
Power cables with cross-linKed polyethylene insulation and accessories for rated voltages of 66-kV (Um=72.5-kV) and 110-kV (Um=126-kV) - Part 2: - Cables 额定电压66-kV（Um=72.5-kV）和110-kV（Um=126-kV）交联聚乙烯绝缘电力电缆及其附件-第2部分:-电缆 |
China National Standards Ke |
English PDF |
| GB/T 11017.1-2024 |
Power cables with cross-linKed polyethylene insulation and accessories for rated voltages of 66-kV (Um=72.5-kV) and 110-kV (Um=126-kV) - Part 1: Test methods and requirements 额定电压66-kV（Um=72.5-kV）和110-kV（Um=126-kV）交联聚乙烯绝缘电力电缆及其附件-第1部分：试验方法和要求 |
China National Standards Ke |
English PDF |
| GB/T 24503-2024 |
Mine round link chain drive sprocKets 矿用圆环链驱动链轮 |
China National Standards Ke |
English PDF |
| GB/T 20907-2024 |
Technical conditions for automatic ticKet vending and checking systems for urban rail transit 城市轨道交通自动售检票系统技术条件 |
China National Standards Ke |
English PDF |
| GB/T 1984-2024 |
High-voltage AC circuit breaKers 高压交流断路器 |
China National Standards Ke |
English PDF |
| GB/T 26521-2024 |
Industrial nicKel carbonate 工业碳酸镍 |
China National Standards Ke |
English PDF |
| GB/T 44719-2024 |
Intelligent networKed vehicles - Road test methods and requirements for autonomous driving functions 智能网联汽车-自动驾驶功能道路试验方法及要求 |
China National Standards Ke |
English PDF |
| GB/T 44721-2024 |
Intelligent networKed vehicles - General technical requirements for autonomous driving systems 智能网联汽车-自动驾驶系统通用技术要求 |
China National Standards Ke |
English PDF |
| GB 40164-2021 |
Technical requirements and test methods for braKe parts for automobiles and trailers 汽车和挂车-制动器用零部件技术要求及试验方法 |
China National Standards Ke |
English PDF |
| GB 16174.2-2024 |
Surgical implants-Active implantable medical devices-Part 2: PacemaKers 手术植入物-有源植入式医疗器械-第2部分：心脏起搏器 |
China National Standards Ke |
English PDF |
| GB 44497-2024 |
Intelligent networKed vehicles-Automatic driving data recording system 智能网联汽车-自动驾驶数据记录系统 |
China National Standards Ke |
English PDF |
| GB/T 21974-2024 |
YZRW series eddy current braKe windings for hoisting and metallurgy Linear rotor three-phase asynchronous motor-Technical specification (frame size 112~315) YZRW系列起重及冶金用涡流制动绕线转子三相异步电动机-技术规范（机座号112～315） |
China National Standards Ke |
English PDF |
| GB/T 17727-2024 |
Non-metallic gasKets for marine flanges 船用法兰非金属垫片 |
China National Standards Ke |
English PDF |
| GB/T 44321-2024 |
MJ thread single ear tray self-locking nuts with countersunk socKets for aerospace 航空航天用带沉头窝的MJ螺纹单耳托板自锁螺母 |
China National Standards Ke |
English PDF |
| GB/T 44236-2024 |
NicKel-titanium alloy powder for additive manufacturing 增材制造用镍钛合金粉 |
China National Standards Ke |
English PDF |
| GB/T 44402.1-2024 |
Card and body Identity identification security equipment-digital Key system-Part 1: Reference architecture 卡及身份识别安全设备-数字钥匙系统-第1部分：参考架构 |
China National Standards Ke |
English PDF |
| GB/T 44461.2-2024 |
Intelligent networKed vehicles - Technical requirements and test methods for combined driver assistance systems - Part 2: Multi-lane driving control 智能网联汽车-组合驾驶辅助系统技术要求及试验方法-第2部分：多车道行驶控制 |
China National Standards Ke |
English PDF |
| GB/T 44461.1-2024 |
Intelligent networKed vehicles - Technical requirements and test methods for combined driver assistance systems - Part 1: Single lane driving control 智能网联汽车-组合驾驶辅助系统技术要求及试验方法-第1部分：单车道行驶控制 |
China National Standards Ke |
English PDF |
| GB/T 44287-2024 |
Performance requirements and test methods for commercial vehicle electronic pneumatic braKe system (EBS) 商用车电控气压制动系统（EBS）性能要求及试验方法 |
China National Standards Ke |
English PDF |
| GB 2099.7-2024 |
Safety technical specifications for extension cord socKets for household and similar purposes 家用和类似用途延长线插座-安全技术规范 |
China National Standards Ke |
English PDF |
| GB 1002-2024 |
Single-phase plugs and socKets for household and similar purposes-types, basic parameters and dimensions 家用和类似用途单相插头插座-型式、基本参数和尺寸 |
China National Standards Ke |
English PDF |
| GB/T 44218-2024 |
Micro speaKer measurement method 微型扬声器测量方法 |
China National Standards Ke |
English PDF |
| GB/T 4706.13-2024 |
Safety of household and similar electrical appliances - Part 13: Particular requirements for refrigeration appliances, ice cream machines and ice maKers 家用和类似用途电器的安全-第13部分：制冷器具、冰淇淋机和制冰机的特殊要求 |
China National Standards Ke |
English PDF |
| GB/T 4706.34-2024 |
Safety of household and similar electrical appliances - Part 34: Particular requirements for commercial electric forced convection ovens, steam cooKers and steam convection ovens 家用和类似用途电器的安全-第34部分：商用电强制对流烤炉、蒸汽炊具和蒸汽对流炉的特殊要求 |
China National Standards Ke |
English PDF |
| GB/T 4706.8-2024 |
Safety of household and similar electrical appliances - Part 8: Particular requirements for electric blanKets, electric heating pads, electric heating clothes and similar flexible heating appliances 家用和类似用途电器的安全-第8部分：电热毯、电热垫、电热衣及类似柔性发热器具的特殊要求 |
China National Standards Ke |
English PDF |
| GB/T 44165.6-2024 |
Detection methods for Key chemical substances in consumer products-Part 6: Acrylamide 消费品中重点化学物质检测方法-第6部分：丙烯酰胺 |
China National Standards Ke |
English PDF |
| GB/T 44165.5-2024 |
Detection methods for Key chemical substances in consumer products-Part 5: Phenol 消费品中重点化学物质检测方法-第5部分：苯酚 |
China National Standards Ke |
English PDF |
| GB/T 44165.4-2024 |
Detection methods for Key chemical substances in consumer products-Part 4: 1,4-dichlorobenzene 消费品中重点化学物质检测方法-第4部分：1,4-二氯苯 |
China National Standards Ke |
English PDF |
| GB/T 44165.3-2024 |
Detection methods for Key chemical substances in consumer products-Part 3: Ethyl chloride 消费品中重点化学物质检测方法-第3部分：氯代乙烷 |
China National Standards Ke |
English PDF |
| GB/T 44165.2-2024 |
Detection methods for Key chemical substances in consumer products-Part 2: Styrene migration 消费品中重点化学物质检测方法-第2部分：苯乙烯迁移量 |
China National Standards Ke |
English PDF |
| GB/T 44165.1-2024 |
Detection methods for Key chemical substances in consumer products-Part 1: Short-chain chlorinated paraffins 消费品中重点化学物质检测方法-第1部分：短链氯化石蜡 |
China National Standards Ke |
English PDF |
| GB/T 44150-2024 |
Metallic and other inorganic coatings-Zinc and nicKel, cobalt or iron alloy electroplating layers 金属及其他无机覆盖层-锌与镍、钴或铁合金电镀层 |
China National Standards Ke |
English PDF |
| GB/T 44148.3-2024 |
Steel forgings, rolled or forged steel bars for pressure equipment-Part 3: Low temperature toughness nicKel steel 承压设备用钢锻件、轧制或锻制钢棒-第3部分:低温韧性镍钢 |
China National Standards Ke |
English PDF |
| GB/T 44145-2024 |
MarKet, public opinion and social surveys-Accessible sample library requirements 市场、民意和社会调查-可访问样本库要求 |
China National Standards Ke |
English PDF |
| GB/T 20554-2024 |
Kelp 海带 |
China National Standards Ke |
English PDF |
| GB/T 29077-2024 |
Requirements for processing telemetry data of the flight environment at the satellite-rocKet interface 星箭界面飞行环境遥测数据处理要求 |
China National Standards Ke |
English PDF |
| GB/T 44037-2024 |
Test methods for coKe dissolution rate and post-dissolution strength 焦炭溶损率及溶损后强度试验方法 |
China National Standards Ke |
English PDF |
| GB/Z 44116-2024 |
Durability test methods for fuel cell engines and Key components 燃料电池发动机及关键部件耐久性试验方法 |
China National Standards Ke |
English PDF |
| GB/T 44128-2024 |
Road vehicles - Braking start pressure of pneumatic braKe systems of heavy commercial trains - Roller brake test bench measurement method 道路车辆-重型商用列车气压制动系统制动开始压力-滚筒制动试验台测量方法 |
China National Standards Ke |
English PDF |
| GB/T 44126.2-2024 |
Road vehicles - Roller braKe test bench test method for brake systems of vehicles with a maximum allowable total mass of more than 3.5t - Part 2: Air-over-liquid and pure hydraulic brake systems 道路车辆-最大允许总质量3.5t以上车辆制动系统滚筒制动试验台台架试验方法-第2部分：气顶液和纯液压制动系统 |
China National Standards Ke |
English PDF |
| GB/T 4340.1-2024 |
Metallic materials-VicKers hardness test-Part 1:-Test method 金属材料-维氏硬度试验-第1部分:-试验方法 |
China National Standards Ke |
English PDF |
| GB/T 44123-2024 |
Test methods for automobile hydraulic braKe systems 汽车液压制动系统试验方法 |
China National Standards Ke |
English PDF |
| GB/T 1243-2024 |
Short pitch precision roller chains, bushing chains, accessories and sprocKets for transmission 传动用短节距精密滚子链、套筒链、附件和链轮 |
China National Standards Ke |
English PDF |
| GB-44019-2024 |
Safety requirements for tank cleaning of chemical tanKers 化学品船清洗舱安全作业要求 |
China National Standards Ke |
English PDF |
| GB-29995-2024 |
Energy consumption limit per unit product for coal-based activated carbon and semi-coKe 煤基活性炭和兰炭单位产品能源消耗限额 |
China National Standards Ke |
English PDF |
| GB-4715-2024 |
Point-type smoKe detectors 点型感烟火灾探测器 |
China National Standards Ke |
English PDF |
| GB/T 11066.12-2024 |
Methods for chemical analysis of gold - Part 12: - Determination of silver, copper, iron, lead, bismuth, antimony, magnesium, nicKel, manganese, palladium, chromium, platinum, rhodium, titanium, zinc, arsenic, tin, silicon, cobalt, calcium, potassium, lithium, sodium, tellurium, vanadium, zirconium, cadmium, molybdenum, rhenium, and aluminum content - Inductively coupled plasma atomic emission spectrometry 金化学分析方法-第12-部分：-银、铜、铁、铅、铋、锑、镁、镍、锰、钯、铬、铂、铑、钛、锌、砷、锡、硅、钴、钙、钾、锂、钠、碲、钒、锆、镉、钼、铼、铝含量的测定-电感耦合等离子体原子发射光谱法 |
China National Standards Ke |
English PDF |
| GB/T 25049-2024 |
NicKel iron 镍铁 |
China National Standards Ke |
English PDF |
| GB/T 28629-2024 |
Chemical analysis methods for free silicon dioxide in cement clinKer 水泥熟料中游离二氧化硅化学分析方法 |
China National Standards Ke |
English PDF |
| GB/T 4103.18-2024 |
Methods for chemical analysis of lead and lead alloys - Part 18: Determination of silver, copper, bismuth, arsenic, antimony, tin, zinc, iron, cadmium, nicKel, magnesium, aluminum, calcium, selenium and tellurium content - Inductively coupled plasma mass spectrometry 铅及铅合金化学分析方法-第18部分：银、铜、铋、砷、锑、锡、锌、铁、镉、镍、镁、铝、钙、硒和碲含量的测定-电感耦合等离子体质谱法 |
China National Standards Ke |
English PDF |
| GB/T 42513.6-2024 |
Chemical analysis methods for nicKel alloys-Part 6: Determination of molybdenum content-Inductively coupled plasma atomic emission spectrometry 镍合金化学分析方法-第6部分：钼含量的测定-电感耦合等离子体原子发射光谱法 |
China National Standards Ke |
English PDF |
| GB/T 42513.7-2024 |
Chemical analysis methods for nicKel alloys-Part 7: Determination of cobalt, chromium, copper, iron and manganese content-Flame atomic absorption spectrometry 镍合金化学分析方法-第7部分：钴、铬、铜、铁和锰含量的测定-火焰原子吸收光谱法 |
China National Standards Ke |
English PDF |
| GB/T 43779-2024 |
Network security technology-Technical specification for trusted identity authentication of calling users based on password toKens 网络安全技术-基于密码令牌的主叫用户可信身份鉴别技术规范 |
China National Standards Ke |
English PDF |
| GB/T 43901-2024 |
NicKel iron - Arsenic, tin, antimony, lead and bismuth content - Inductively coupled plasma mass spectrometry ( ICP-MS) 镍铁-砷、锡、锑、铅和铋含量-电感耦合等离子体质谱法（ICP-MS） |
China National Standards Ke |
English PDF |
| GB/T 4701.13-2024 |
Ferrotitanium - Determination of silicon, manganese, phosphorus, chromium, aluminum, magnesium, copper, vanadium and nicKel content - Inductively coupled plasma atomic emission spectrometry 钛铁-硅、锰、磷、铬、铝、镁、铜、钒、镍含量的测定-电感耦合等离子体原子发射光谱法 |
China National Standards Ke |
English PDF |
| GB/T 5762-2024 |
Chemical analysis methods for limestone, quicklime and slaKed lime for building materials 建材用石灰石、生石灰和熟石灰化学分析方法 |
China National Standards Ke |
English PDF |
| GB/T 14598.1871-2024 |
Measuring relays and protection devices - Part 187-1: Functional requirements of differential protection - Ratio braKe differential protection and differential quick-break protection for motors, generators and transformers 量度继电器和保护装置-第187-1部分：差动保护的功能要求-电动机、发电机和变压器比率制动差动保护和差动速断保护 |
China National Standards Ke |
English PDF |
| GB/T 43603.3-2024 |
Chemical analysis methods for nicKel-platinum target alloys - Part 3: Determination of carbon content - high-frequency infrared detection method - 镍铂靶材合金化学分析方法-第3部分：碳含量的测定-高频红外检测法- |
China National Standards Ke |
English PDF |
| GB/T 43603.2-2024 |
Chemical analysis methods for nicKel-platinum target alloys - Part 2: Determination of magnesium, aluminum, titanium, vanadium, chromium, manganese, iron, cobalt, copper, zinc, zirconium, silver, palladium, tin, samarium, lead, silicon content - inductively coupled plasma mass spectrometry - 镍铂靶材合金化学分析方法-第2部分：镁、铝、钛、钒、铬、锰、铁、钴、铜、锌、锆、银、钯、锡、钐、铅、硅含量的测定-电感耦合等离子体质谱法- |
China National Standards Ke |
English PDF |
| GB/T 43753.2-2024 |
Chemical analysis methods for precious metal alloy electroplating wastewater-Part 2: Determination of zinc, manganese, chromium, cadmium, lead, iron, aluminum, nicKel, copper and beryllium content-Inductively coupled plasma atomic emission spectrometry 贵金属合金电镀废水化学分析方法-第2部分：锌、锰、铬、镉、铅、铁、铝、镍、铜、铍含量的测定-电感耦合等离子体原子发射光谱法 |
China National Standards Ke |
English PDF |
| GB/T 43659-2024 |
Metallic and other inorganic coatings-electrodeposited nicKel-ceramic composite coatings 金属及其他无机覆盖层-电沉积镍-陶瓷复合镀层 |
China National Standards Ke |
English PDF |
| GB/T 43766-2024 |
Technical conditions for safety test environment of intelligent networKed vehicles-Part 1: Public roads 智能网联汽车运行安全测试技术要求 |
China National Standards Ke |
English PDF |
| GB/T 43689-2024 |
Technical requirements for safety test of intelligent networKed vehicles 家用和类似用途制冷器具电脑程序控制器 |
China National Standards Ke |
English PDF |
| GB/T 43660-2024 |
Portland cement clinKer 增材制造用铂及铂合金粉 |
China National Standards Ke |
English PDF |
| GB/T 32234.1-2024 |
Personal buoyancy devices - Part 1: Life jacKets for ocean-going vessels - Safety requirements 个人浮力设备-第1部分：远洋船舶用救生衣-安全要求 |
China National Standards Ke |
English PDF |
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