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DY-T 2.3-2020 数字电影打包 第3部分：MXF 轨迹文件基本数据加密
ISO 19929 2017 Plastics — Determination of average molecular mass and mixture ratio of poly(ethylene glycol) and its derivatives by MALDI-TOF-MS.pdfISO 5815-1 2019 Water quality — Determination of biochemical oxygen demand after n days (BODn) — Part 1 Dilution and seeding method with allylthiourea addition.pdfISO-IEC 15938-5 2003 Information technology - Multimedia content description interface - Part 5 Multimedia description schemes.pdfISO 4206 2016 Counterbores with parallel shanks and solid pilots.pdfISO IEC TS 17021-8 2019 Conformity assessment — Requirements for bodies providing audit and certification of management systems — Part 8 Competence requirements for auditing and certification.pdfISO 9029-1990Crude petroleum. Determination of water. Distillation method first edition (cen en iso.pdfISO 6721-9 2019 Plastics Determination of dynamic mechanical properties Part 9 Tensile vibration Sonic-pulse propagation method.pdfISO 28641 2018 Rubber compounding ingredients — Organic chemicals — General test meth.pdfISO 1629 2013 Rubber and latices — Nomenclature.pdfISO 6508-3 2023 Metallic materials — Rockwell hardness test — Part 3 Calibr.pdfGB-T 22443-2018 中国苦水玫瑰精油.pdfGB-T 39239-2020 无损检测 超声检测 不连续的特征和定量.pdfGB-T 18269-2008 交流1kV、直流1.5kV及以下电压等级带电作业用绝缘手工工具.pdfGB-T 14838-2009 橡胶与橡胶制品 试验方法标准精密度的确定.pdfGB-T 3903.37-2008 鞋类 衬里和内垫试验方法 静摩擦力.pdfGB-T 15305.3-2009 涂附磨具 砂带 宽度与长度组合的选择.pdfGB-T 17587.2-1998 滚珠丝杠副 第2部分 公称直径和公称导程 公制系列.pdfGB-T 18334-2001 有贯穿连接的挠性多层印制板规范.pdfGB-T 28635-2012 混凝土路面砖.pdfGB 19778-2005 包装玻璃容器 铅、镉、砷、锑 溶出允许限量.pdf
