专利 建筑用的除尘装置
ISO IEC TR 19583-1 2019 Information technology — Concepts and usage of metadata — Part 1 Metadata concepts.pdf
ISO 12126 2012 Prevailing torque type all-metal hexagon nuts with flange with metric fine pitch thread, style 2 — Product grades A and B.pdf
ISO 17892-4 2016 Geotechnical investigation and testing Laboratory testing of soil Part 4 Determination of particle size distribution.pdf
ISO 10889-6 2016 Tool holders with cylindrical shank — Part 6 Type E with cylindrical seat.pdf
ISO 6796 1981 Polyglycols for industrial use — Determination of hydroxyl number — Phthal.pdf
ISO IEC 23000-13 2017 Information technology - Multimedia application format (MPEG-A) — Part 13 Augmented reality application format.pdf
ISO 21765 2020 Textiles — Determination of fabric deformability by forced mechanical diste.pdf
ISO 6623 2013 Internal combustion engines — Piston rings — Scraper rings made of cast iro.pdf
ISO 23316-3 2023 Tractors and machinery for agriculture and forestry Electrical high-power interface 700 V DC - 480 V AC Part 3 Safety requirements.pdf
ISO IEC TS 20748-4 2019 Information technology for learning, education and training — Learning analytics interoperability — Part 4 Privacy and data protection policies.pdf
GB-T 17123-1997 草坪和园艺乘座式拖拉机 单点套管式悬挂装置.pdf
GB-T 3653.3-1988 硼铁化学分析方法 高氯酸脱水重量法测定硅量.pdf
GB-T 28632-2012 表面化学分析 俄歇电子能谱和X射线光电子能谱 横向分辨率测定.pdf
GB-T 614-2021 化学试剂 折光率测定通用方法.pdf
GB-T 30199-2013 搪玻璃层抗划伤性能的测定.pdf
GB-T 18659-2002 封闭管道中导电液体流量的测量 电磁流量计的性能评定方法.pdf
GB-T 25988-2010 道路车辆 牵引旅居挂车或轻型挂车的牵引连接装置 机械强度试验.pdf
GB-T 27007-2011 合格评定 合格评定用规范性文件的编写指南.pdf
GB-T 28537-2012 高压开关设备和控制设备中六氟化硫(SF6)的使用和处理.pdf
GB-T 9734-2008 化学试剂 铝测定通用方法.pdf