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ISO 12782-5 2012 Soil quality — Parameters for geochemical modelling of leaching and speciation of constituents in soils and materials — Part 5 Extraction of humic substances from aqueous samples.pdf
ISO IEC 10181-4 1997 Information technology — Open Systems Interconnection — Security frameworks for open systems Non-repudiation framework — Part 4.pdf
ISO 9330-4 2000 Welded steel tubes for pressure purposes Technical delivery conditions Part 4 Submerged arc-welded unalloyed and alloyed steel tubes with specified elevated temperature properties.pd.pdf
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ISO 4404-2 2010 Petroleum and related products — Determination of the corrosion resistance of fire-resistant hydraulic fluids — Part 2 Non-aqueous fluids.pdf
ISO 16541 2015 Methods for sea lice surveillance on marine finfish farms.pdf
ISO 21009-1 2022 Cryogenic vessels — Static vacuum-insulated vessels — Part 1 Design, fabrication, inspection and tests.pdf
ISO IEC 22237-4 2021 Information technology — Data centre facilities and infrastructures — Part 4 Environmental control.pdf
ISO-IEC 29110-4-1 2018 Systems and software engineering - Lifecycle profiles for Very Small Entities (VSEs) - Part 4-1 Software engineering - Profile specifications Generic profile group.pdf
ISO TR 17400 2021 Space systems — Space launch complexes, integration sites and other facilities — General testing guidelines.pdf
GB-T 4588.1-1996 无金属化孔单双面印制板分规范.pdf
GB-T 2900.85-2009 电工术语 数学 一般概念和线性代数.pdf
GB-T 6495.2-1996 光伏器件 第2部分 标准太阳电池的要求.pdf
GB-T 33724-2017 钟表 评定石英手表精度的步骤.pdf
GB-T 17732-2008 致密定形含碳耐火制品试验方法.pdf
GB-T 29787-2013 辐射防护仪器 测量环境中光子和中子辐射的移动式仪器.pdf
GB-T 13141-1991 书目信息交换用希腊字母编码字符集.pdf
GB-T 4307-2005 起重吊钩 术语.pdf
GB-T 6324.1-2004 有机化工产品试验方法 第1部分 液体有机化工产品水混溶性试验.pdf
GB-T 33155-2016 影像材料 未加工照相胶片和相纸 贮存规范.pdf