GB/T 40022-2021.General requirements of internet of things based on public telecommunication network...
GB/T 40083-2021 建筑材料行业能耗在线监测技术要求
GB/T 40083-2021.Technical requirements for online monitoring of energy consumption of building mater...
GB/T 25000.1-2021 系统与软件工程系统与软件质量要求和评价(SQuaRE)第1部分:SQuaRE指南
GB/T 25000.1-2021.Systems and software engineering-Systems and software quality requirements and eva...
GB/T 11066.11-2021 金化学分析方法第11部分:镁、铬、锰、铁、镍、铜、钯、银、锡、锑、铅和铋含量的测定电感耦合等离子体质谱法
GB/T 11066.11-2021.Methods for chemical analysis of gold-Part 11: Determination of magnesium, chromi...
GB/T 8151.24-2021 锌精矿化学分析方法第24部分:可溶性锌含量的测定火焰原子吸收光谱法
GB/T 8151.24-2021.Methods for chemical analysis of zinc concentrates-Part 24 : Determination of solu...
GB/T 9966.10-2021 天然石材试验方法第10部分:挂件组合单元抗震性能的测定
GB/T 9966.10-2021.Test methods for natural stone-Part 10 : Determination of resistance to shaking fo...
GB/T 9966.12-2021 天然石材试验方法第12部分:静态弹性模数的测定
GB/T 9966.12-2021.Test methods for natural stone-Part 12 : Determination of static elastic modulus. ...
GB/T 40019-2021 基础制造工艺通用元数据
GB/T 40019-2021.General metadata for fundamental manufacturing process. 1范围 GB/T 40019规定了基础制造工艺通用元数据...
GB/T 39997-2021 加油站埋地用热塑性塑料复合管道系统
GB/T 39997-2021.Thermoplastic pipework for underground installation at petrol filling stations. 1范围 ...
GB/T 13297-2021 精密合金包装、标志和质量证明书的一般规定
GB/T 13297-2021.General rules of packaging , marking and quality certification for precision alloys....
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