ISO 4507 2000 Sintered ferrous materials, carburized or carbonitrided — Determination and verification of case-hardening depth by a micro-hardness test
ISO IEC 21000-8 2008 Information technology — Multimedia framework (MPEG-21).pdf
ISO IEC 27005-2018.pdf
ISO IEC 29341-9-13 2008 Information technology — UPnP Device Architecture — Part 9-13 Imaging Device Control Protocol - Scan Service.pdf
ISO 15638-6 2014 Intelligent transport systems — Framework for collaborative Telematics Applications for Regulated commercial freight Vehicles (TARV) — Part 6 Regulated applications.pdf
ISO 11212-1 1997 Starch and derived products — Heavy metals content — Part 1 Determination of arsenic content by atomic absorption spectrometry.pdf
ISO 5625-1978Shipbuilding. Welded bulkhead pieces with flanges for steel pipework. Pn 6,pn 10 and pn.pdf
ISO 25577 2013 Information and documentation — MarcXchange.pdf
ISO TR 25901-1 2016 Welding and allied processes — Vocabulary — Part 1 General terms.pdf
ISO 18925 2013 Imaging materials — Optical disc media — Storage practices.pdf
ISO 12232 2019 Photography — Digital still cameras — Determination of exposure ind.pdf
GB-T 20853-2007 金属和合金的腐蚀 人造大气中的腐蚀 暴露于间歇喷洒盐溶液和潮湿循环受控条件下的加速腐蚀试验.pdf
GB-T 20333-2023 圆柱和圆锥管螺纹丝锥的基本尺寸和标志.pdf
GB-T 18977-2003 热环境人类工效学 使用主观判定量表评价热环境的影响.pdf
GB-T 13937-1992 分级用硫化橡胶动态性能的测定 强迫正弦剪切应变法.pdf
GB-Z 25756-2010 真空技术 可烘烤法兰 刀口法兰尺寸.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
GB-Z 44526-2024 无损检测 操作能力鉴定.pdf
GB-T 3401-2007 用毛细管黏度计测定聚氯乙烯树脂稀溶液的黏度.pdf
GB-T 25931-2010 网络测量和控制系统的精确时钟同步协议.pdf
GB-T 41440-2022 绘图和书写工具 油墨圆珠笔和水性圆珠笔 词汇.pdf