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ISO TR 20172 2021 Welding — Grouping systems for materials — European materials.pdf
ISO IEC 23000-18 2018 Information technology — Multimedia application formats (MPEG-A) — Part 18 Media linking application format.pdf
ISO 2870 2009 Surface active agents Detergents Determination of anionic-active matter hydrolysable and non-hydrolysable under acid conditions.pdf
ISO 19259 2021 Plain bearings — Bearings with embedded solid lubricants.pdf
ISO 13999-2 2003 Protective clothing Gloves and arm guards protecting against cuts and stabs by hand knives Part 2 Gloves and arm guards made of material other than chain mail.pdf
ISO 3180 2023 Fine ceramics (advanced ceramics advanced technical ceramics) Methods for chemical analysis of calcium-phosphate-based powders for non-biomedical applications.pdf
ISO 11148-3 2012 Hand-held non-electric power tools — Safety requirements — Part 3 Drills and tappers.pdf
ISO 3965 1990 Agricultural wheeled tractors — Maximum speeds — Method of determinati.pdf
ISO 10349-7 1992 Photography — Photographic-grade chemicals — Test methods — Part 7 Determination of alkalinity or acidity.pdf
GB-T 18441-2009 港口起重机 供需文件.pdf
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GB-T 44123-2024 汽车液压制动系统试验方法.pdf
GB-T 15313-2008 激光术语.pdf
GB-T 12166-1990 非平衡电压数字接口电路的电气特性.pdf
GB-T 14656-2009 阻燃纸和纸板燃烧性能试验方法.pdf
GB-T 18905.6-2002 软件工程 产品评价 第6部分 评价模块的文档编制.pdf
GB-T 621-2015 化学试剂 氢溴酸.pdf