GB/T 28170.2-2021 信息技术 计算机图形和图像处理可扩展三维组件(X3D)第2部分:场景访问接口(SAI)
GB/T 28170.2-2021.Information technology-Computer graphics and image processing-...
国家标准2023.08.05
GB/T 28170.2-2021.Information technology-Computer graphics and image processing-...
国家标准2023.08.05
GB/T 39761.1-2021.Green product assessment-Household electric appliances-Part 1:...
国家标准2023.08.05
GB/T 33770.6-2021.Information technology service-Outsourcing-Part 6:General requ...
国家标准2023.08.05
GB/T 20996.1-2020.Performance of high-voltage direct current (HVDC) systems with...
国家标准2023.08.05
GB/T 20990.1-2020.Thyristor valves for high voltage direct current ( HVDC) power...
国家标准2023.08.05
GB/T 30024-2020.Cranes-Proof of competence of steel structures.1范围GB/T 30024基于极限...
国家标准2023.08.05
GB/T 2976-2020.Metallic materials-Wire-Wrapping test.1范围GB/T 2976规定了金属材料线材缠绕试验方法...
国家标准2023.08.05
GB/T 21838.4-2020.Metallic materials-Instrumented indentation test for hardness...
国家标准2023.08.05
GB/T 39825-2021.Light conveyor belts-Principal characteristics and applications....
国家标准2023.08.05
GB/T 39822-2021.Plastics-Determination of yellowness index and change in yellown...
国家标准2023.08.05