GB/T 38689-2020.Corrosion-resistant alloy cold-rolled sheets and strips.1范围GB/T 38689规定了耐蚀合金冷轧薄板及带材的订货内容、尺寸、外形、重量、技术要...
GB/T 38690-2020.Corrosion-resistant alloy hot-rolled sheets and strips.1范围GB/T 38690规定了耐蚀合金热轧薄板及带材的订货内容、尺寸、外形、重量、技术要...
GB/T 6931.1-2020.Belt drives-Vocabulary- Part 1: Basic vocabulary.1范围GB/T 6931的本部分界定了带传动的一般术语、带传动形式、带轮、传动带及相应参数等...
GB/T 38591-2020.Standard for seismic resilience assessment of buildings.1范围GB/T 38591规定了建筑抗震韧性评价的要求、建筑损伤状态判定、建筑修复费用计算...
GB/T 38705-2020.Classification and basic requirements for urban heat supply facilities operationsafety information.1范围GB/T 38705规定了城镇供热设施运行安全信息的术...
GB/T 38704-2020.Frame system of timber supporting curtain wall.1范围GB/T 38704规定了建筑木框架幕墙组件的分类和标记、一般规定、要求、试验方法、检验规...
GB/T 12729.5-2020.Spices and condiments-Determination of extraneous matter content.1范围GB/T 12729的本部分规定了测定香辛料和调昧品外来物的物理测定方法.GB...
GB/T 17045-2020.Protection against electric shock-Common aspects for installations and equipment.1范围GB/T 17045是基础的安全出版物,主要用于技术委员会根据IECGui...
GB/T 5137.5-2020.Test methods of safety glazing materials used on road vehicles-Part 5 :Resistant-to-chemical and resistant-to-temperature changes test.1范围GB/T 5137的本部分规...
GB/T 38658-2020.Guidance for the extension of validity of type tests of AC metal enclosed switchgear and controlgear for rated voltages above 3.6 kV and up to and including 40.5 kV....
