专利 一种轨道交通接触网可视化接地装置
ISO 24034 2020 Welding consumables Solid wire electrodes solid wires and rods for fusion welding of titanium and titanium alloys Classification.pdf
ISO 13153 2012 Framework of the design process for energy-saving single-family residential and small commercial buildings.pdf
ISO IEC IEEE 42030 2019 Software, systems and enterprise — Architecture evaluation f.pdf
ISO 21637 2020 Solid recovered fuels — Vocabulary.pdf
ISO 81001-1 2021 Health software and health IT systems safety, effectiveness and security — Part 1 Principles and concepts.pdf
ISO 10454 1993 Truck and bus tyres — Verifying tyre capabilities — Laboratory test methods.pdf
ISO IEC 39794-2 2023 Information technology — Extensible biometric data interchang.pdf
ISO-TS 9516-2 2024 Iron ores Determination of various elements by X-ray fluorescence spectrometry Part 2 Single element calibration procedure.pdf
ISO 19299 2020 Electronic fee collection — Security framework.pdf
ISO 20711 2017 Optics and photonics — Environmental requirements — Test requirements for telescopic systems.pdf
GB-T 5776-2005 金属和合金的腐蚀 金属和合金 在表层海水中暴露和评定的导则.pdf
GB-T 14006.2-1997 通信和电子设备用变压器和电感器外形尺寸 第2部分 采用YEx-2系列铁心片印制板安装式变压器和电感器.pdf
GB-T 8337-2011 气瓶用易熔合金塞装置.pdf
GB-T 10044-2006 铸铁焊条及焊丝.pdf
GB-T 42651-2023 空间数据与信息传输系统 图像数据压缩.pdf
GB-T 45005-2024 建筑产品与服务环境声明通则.pdf
GB-T 39522-2020 螺纹中径米制系列量针.pdf
GB-T 32055-2015 微束分析 电子探针显微分析 波谱法元素面分析.pdf
GB-T 22062-2020 显微镜 目镜分划板.pdf
GB-T 13012-2008 软磁材料直流磁性能的测量方法.pdf