全网唯一标准王
DB-T 88-2022 地震台网运行规范 地倾斜和地应变观测
ISO-TR 18942 2020 Imaging materials Evaluation of image permanence of photographic colour prints in consumer home applications.pdfISO 532-1 2017 Acoustics — Methods for calculating loudness — Part 1 Zwicker method.pdfISO IEC IEEE 8802-A 2015 Information technology — Telecommunications and information exchange between systems — Local and metropolitan area networks — Part A Overview and architecture.pdfISO 22547 2021 Ships and marine technology — Performance test procedures for high-pressure pumps in LNG fuel gas supply systems (FGSS) for ships.pdfISO 14869-1 2001 Soil quality — Dissolution for the determination of total element content — Part 1 Dissolution with hydrofluoric and perchloric acids.pdfISO 20601 2018 Non-destructive testing of welds — Ultrasonic testing — Use.pdfISO IEC 17065 2012 Conformity assessment — Requirements for bodies certifying products, processes and services.pdfISO 12958-1 2020 Geotextiles and geotextile-related products — Determination of water flow capacity in their plane — Part 1 Index test.pdfISO TS 16843-3 2017 Health informatics — Categorial structures for representation of acupuncture — Part 3 Moxibustion.pdfISO 27003-2009 信息安全管理体系实施指南 .pdfGB-T 29166-2021 石油天然气工业 钢制钻杆.pdfGB 11122-2006 柴油机油.pdfGB-T 23908-2009 无损检测 接触式超声脉冲回波直射检测方法.pdfGB-T 35935-2018 动物毛纤维平均直径与分布试验方法 激光扫描纤维直径分析法.pdfGB-T 15029-2009 剑麻白棕绳.pdfGB-T 14180-1993 缠绕式垫片试验方法.pdfGB-T 17975.9-2000 信息技术 运动图像及其伴音信息的通用编码 第9部分 系统解码器的实时接口扩展.pdfGB-T 6569-2006 精细陶瓷弯曲强度试验方法.pdfGB-T 15191-2010 贸易数据交换 贸易数据元目录 数据元.pdfGB-T 20183.2-2006 植物保护机械 喷雾设备 第2部分 液力喷雾机试验方法.pdf
