专利 补电设备及补电系统
ISO 7884-6 1987 Glass — Viscosity and viscometric fixed points — Part 6 Determination of softening point.pdf
ISO-IEC 30144 2020 Internet of things (IoT) - Wireless sensor network system supporting electrical power substation.pdf
ISO 7539-2 1989 Corrosion of metals and alloys — Stress corrosion testing — Part 2 Preparation and use of bent-beam specimens.pdf
ISO 27027 2014 Aerospace Solid-state remote power controllers General performance requirements.pdf
ISO22000-2018 中文版.pdf
ISO IEC 18477-8 2020 Information technology — Scalable compression and coding of continuous-tone still images — Part 8 Lossless and near-lossless coding.pdf
DIN ISO 37001-2018 反贿赂管理系统.使用指南要求.pdf
ISO 10621 1997 Dehydrated green pepper (Piper nigrum L.) — Specification.pdf
ISO 21627-3 2009 Plastics — Epoxy resins — Determination of chlorine content — Part 3 Total chlorine.pdf
ISO 14404-1 2024 Calculation method of carbon dioxide emission intensity from iron and steel production Part 1 Steel plant with blast furnace.pdf
GB-T 7825-2017 道路车辆 火花塞 试验方法和要求.pdf
GB-T 26648-2011 奥氏体铸铁件.pdf
GB-Z 25756-2010 真空技术 可烘烤法兰 刀口法兰尺寸.pdf
GB-T 28711-2012 无动力类游乐设施 秋千.pdf
GB-T 7161-1987 非密封放射性物质 识别和证书.pdf
GB-T 40516-2021 J类船用法兰连接金属阀门的结构长度.pdf
GB-T 21762-2008 电缆管理 电缆托盘系统和电缆梯架系统.pdf
GB-T 27547-2011 升降工作平台 导架爬升式工作平台.pdf
GB-T 3049-2006 工业用化工产品 铁含量测定的通用方法 1,10-菲啰啉分光光度法.pdf
GB-T 39981-2021 建筑施工机械与设备 便携、手持、内燃机式切割机 安全要求.pdf