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GB-T 626-2006 化学试剂 硝酸
ISO 15482 1999 Cross recessed countersunk head drilling screws with tapping screw thread.pdfISO 1538-1984 Programming languages - ALGOL 60.pdfISO 19679 2020 Plastics — Determination of aerobic biodegradation of non-floating plastic materials in a seawater sediment interface — Method by analysis of evolved carbon dioxide.pdfISO IEC 24723 2010 Information technology — Automatic identification and data capture techniques — GS1 Composite bar code symbology specification.pdfISO 18434-1 2008 Condition monitoring and diagnostics of machines Thermography Part 1 General procedures.pdfISO 12122-5 2018 Timber structures — Determination of characteristic values — Part 5 Mechanical connections.pdfISO TR 6750-2 2024 Earth-moving machinery — Operator's manual — Part 2 List of rs.pdfISO 21101 2014 Adventure tourism — Safety management systems — Requirements.pdfISO 22932-3 2023 Mining – Vocabulary — Part 3 Rock mechanics.pdfISO TS 23459 2021 Nanotechnologies — Assessment of protein secondary structure during an interaction with nanomaterials using ultraviolet circular dichroism.pdfGB-T 21227-2021 交流损耗测量 多丝复合超导材料磁滞损耗的磁强计测量法.pdfGB-T 5271.34-2006 信息技术 词汇 第34部分 人工智能 神经网络.pdfGB-T 38405-2019 皮革和毛皮 化学试验 短链氯化石蜡的测定.pdfGB-T 6070-2007 真空技术 法兰尺寸.pdfGB-T 21801-2008 化学品 快速生物降解性 呼吸计量法试验.pdfGB-T 39239-2020 无损检测 超声检测 不连续的特征和定量.pdfGB-T 17739.2-2021 技术图样与技术文件的缩微摄影 第2部分 35mm银-明胶型缩微品的质量准则与控制.pdfGB-T 20785-2006 氧化铬绿颜料.pdfGB-T 38422-2019 纺织机械与附件 圆型针织机 词汇.pdfGB-T 18799-2020 家用和类似用途电熨斗 性能测试方法.pdf
