GB/T 3089-2020.Seamless ultra-thin wall stainless steel tubes. 1范围 GB/T 3089规定了不锈钢极薄壁无缝钢管订货内容、尺寸、外形、重量、技术要求、试验方法、检验规则、包装、标志及质量证明书。 GB/T 3089适用于旋压或冷轧(拔

GB/Z 38764-2020.Targeted poverty alleviation-Chinese medicinal materials-Specifications for operation management of Amomum tsaoko Crevost et Lemarie p

GB/T 38619-2020.Industrial internet of things-Specification of structured description for data acquisition. 1范围 GB/T 38619规定了工业物联网数据采集中的数据源识别、数据构成、数据关

GB/T 38770-2020.Spheroidite examination and grading for low and medium carbon steels. 1范围 GB/T 38770规定了低碳碳素结构钢、低碳合金结构钢、中碳碳素结构钢、中碳合金结构钢球化退火后的组织检验及评级。 G

GB/T 5770-2020.Jerk fuel injection pump for diesel engine-Specifications. 1范围 GB/T 5770规定了中小功率柴油机用带或不带调速器的柱塞式喷油泵总成的技术要求、试验条件与试验方法、检验规则、标志、包装、运输和贮存要求。

GB/Z 38765-2020.Targeted poverty alleviation- Chinese medicinal materials-Specifications for operation management of Paris polyphylla Smith var.yunnan

GB/T 38664.2-2020.Information technology-Big data-Government data opening and sharing-Part 2 :Basic requirement. 1范围 GB/T 38664的本部分规定了政务数据开放共享的网络设施、数据

GB/T 37414.2-2020.Electrical equipment and system of industrial robot-Part 2 :Requirements for AC servo driver device. 1范围 GB/T 37414的本部分规定了工业机器人电气设备及

GB/T 38741-2020.Oral care and cleansing products- Determination of chlorhexidine , furacin ,diclofenac , chloroxylenol and hexamidine diisethionate in

GB/T 38721-2020.Fireworks-General technical requirements for mechanical mixing equipment of pyrotechnic composition. 1范围 GB/T 38721规定了烟花爆竹烟火药混药设备的术语和定