GB-T 37636-2019 海洋工程桩用焊接钢管
ISO IEC 20619 2023 Information technology — C# specification suite.pdf
ISO 27729 2012 Information and documentation — International standard name identifier (ISNI).pdf
ISO 21045 2018 Tobacco and tobacco products — Determination of ammonia — Method using ion chromatographic analysis.pdf
ISO 17754 2014 Timber structures — Test methods — Torsional resistance of driving in screws.pdf
ISO IEC 8859-14 1998 Information technology — 8-bit single-byte coded graphic char.pdf
ISO IEC 19778-3 2015 Information technology — Learning, education and training — Collaborative technology — Collaborative workplace — Part 3 Collaborative group data model.pdf
ISO 15301 2001 Animal and vegetable fats and oils — Determination of sediment in crude fats and oils — Centrifuge method.pdf
ISO 4073 2009 Dentistry Information system on the location of dental equipment in the working area of the oral health care provider.pdf
ISO 14676 1997 Adhesives — Evaluation of the effectiveness of surface treatment techniques for aluminium — Wet-peel test by floating-roller method.pdf
ISO 26143 2021 Space data and information transfer systems — Space link extension (SLE) — Return operational control fields service specification.pdf
GB-T 18311.5-2003 纤维光学互连器件和无源器件 基本试验和测量程序 第3-5部分 检查和测量 衰减对波长的依赖性.pdf
GB-T 5141-2005 平衡重式叉车 稳定性试验.pdf
GB-T 3668.2-1983 组合机床通用部件 支架尺寸.pdf
GB-T 39488-2020 燃气燃烧器和燃烧器具用安全和控制装置 特殊要求 电子式燃气与空气比例控制系统.pdf
GB-T 18849-2011 机动工业车辆 制动器性能和零件强度.pdf
GB-T 9316-2007 摄影用电子闪光装置安全要求.pdf
GB-T 11640-2021 铝合金无缝气瓶.pdf
GB-T 21923-2008 固体生物质燃料检验通则.pdf
GB 6819-2004 溶解乙炔.pdf
GB-T 38575-2021 眼镜架 螺纹.pdf