全网唯一标准王
YD-T 2014-2009 统一通信业务需求标准
ISO 16031-1 2002 Aerospace fluid systems — O-rings, inch series Inside diameters and cross sections, tolerances and size-identificat.pdfISO 12242 2012 Measurement of fluid flow in closed conduits — Ultrasonic transit-time meters for liquid.pdfISO 1043-2 2011 Plastics — Symbols and abbreviated terms — Part 2 Fillers and reinforcing materials.pdfISO TS 20914 2019 Medical laboratories — Practical guidance for the estimation of measureme.pdfISO 2156-1974Aircraft. Fire-resisting electrical cables. Methods of test first edition.pdfISO 105-G02 1993 Textiles — Tests for colour fastness — Part G02 Colour fastness to burnt-gas fumes.pdfISO 7218 2024 Microbiology of the food chain General requirements and guidance for microbiological examinations.pdfISO IEC IEEE 15288 2023 Systems and software engineering — System life cycle processes.pdfISO 17862 2022 Surface chemical analysis — Secondary ion mass spectrometry — Linearity of intensity scale in single ion counting time-of-flight mass analysers.pdfISO 19085-5 2017 Woodworking machines — Safety — Part 5 Dimension saws.pdfGB-T 25398-2010 农用挂车和牵引式机具 制动用液压缸 技术要求.pdfGB 25989-2010 炉用燃料油.pdfGB-T 17850.6-2011 涂覆涂料前钢材表面处理 喷射清理用非金属磨料的技术要求 第6部分 炼铁炉渣.pdfGB-T 20459-2006 林业机械 履带式专用机械 制动系统的性能要求.pdfGB-T 15173-2010 电声学 声校准器.pdfGB-T 39569-2020 潮流能资源评估及特征描述.pdfGB-T 19418-2003 钢的弧焊接头 缺陷质量分级指南.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 21757-2008 化学品 急性经口毒性试验 急性毒性分类法.pdfGB-T 139-2008 使用硫酸亚铁剂量计测量水中吸收剂量的标准方法.pdf
