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SN-T 4837-2017 进出口商品质量安全风险信息危害等级评估方法 基于产品不合格项的危害等级评估
ISO 15612 2018 Specification and qualification of welding procedures for metallic materials Qualification by adoption of a standard welding procedure specification.pdfISO 20854 2019 Thermal containers — Safety standard for refrigerating systems using flammable refrigerants — Requirements for design and operation.pdfISO 12772 1997 Laboratory glassware — Disposable microhaematocrit capillary tubes.pdfISO 24490 2016 Cryogenic vessels — Pumps for cryogenic service.pdfISO 19112 2019 Geographic information — Spatial referencing by geographic identifiers.pdfISO 21809-5 2017 Petroleum and natural gas industries — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 5 External concrete coatings.pdfISO 56006 2021 Innovation management — Tools and methods for strategic intelligence management — Guidance.pdfISO TR 20527 2022 Intelligent transport systems — Interoperability between interoperable fare management (IFM) systems and near field communication (NFC) mobile devices.pdfISO 1127 1992 Stainless steel tubes — Dimensions, tolerances and conventional masses per.pdfISO 4907-3 2023 Plastics — Ion exchange resin — Part 3 Determination of exchange capacity of anion exchange resins in hydroxide form.pdfGB-T 15654-1995 电子设备用膜固定电阻网络 第1部分 总规范.pdfGB-T 28565-2012 高压交流串联电容器用旁路开关.pdfGB-T 20789-2006 收获和贮存机械 圆捆打捆机 术语和商用规范.pdfGB-T 1526-1989 信息处理 数据流程图、程序流程图、系统流程图、程序网络图和系统资源图的文件编制符号及约定.pdfGB-T 2900.25-2008 电工术语 旋转电机.pdfGB-T 3098.9-2020 紧固件机械性能 有效力矩型钢锁紧螺母.pdfGB-T 3669-2001 铝及铝合金焊条.pdfGB-T 26500-2011 氟塑料衬里钢管、管件通用技术要求.pdfGB-T 17550.1-1998 识别卡 光记忆卡 线性记录方法 第1部分 物理特性.pdfGB-T 37855-2019 玻璃容器 26H126冠形瓶口尺寸.pdf
