GB/T 39210-2020.Draught and soil loading system of hopper dredger.1范围GB/T 39210规...

国家标准2023.07.31

GB/T 39147-2020.Steel fiber for concrete.1范围GB/T 39147规定了混凝土用钢纤维的术语及定义、符号、分类与标记、...

国家标准2023.07.31

GB/T 39209-2020.Offshore platform rig heave compensating drawworks.1范围GB/T 39209...

国家标准2023.07.31

GB/T 38668-2020.Intelligent manufacturing-Radio frequency identification system-...

国家标准2023.07.31

GB/T 39192-2020.Heat treatment of superalloy parts.1范围GB/T 39192规定了高温合金件热处理设备与工艺...

国家标准2023.07.31

GB/T 38672-2020.Information technology-Big data-Interface basic requirements.1范围...

国家标准2023.07.31

GB/T 38673-2020.Information technology-Big data-Basic requirements for big data...

国家标准2023.07.31

GB/T 39194-2020.Technical requirement of heat treatment for vacuum low pressure...

国家标准2023.07.31

GB/T 38667-2020.Information technology-Big data-Guide for data classification.1范...

国家标准2023.07.31

GB/T 38671-2020.Information security technology-Technical requirements for remot...

国家标准2023.07.31