GB-T 2423.2 -2008 电工电子产品环境试验 第2部分 试验方法 试验B 高温
ISO 20720 2018 Microbeam analysis Methods of specimen preparation for analysis of general powders using WDS and EDS.pdf
ISO IEC TS 30104 2015 Information Technology — Security Techniques — Physical Security Attacks, Mitigation Techniques and Security Requirements.pdf
ISO 19030-1 2016 Ships and marine technology — Measurement of changes in hull and propeller performance — Part 1 General principles.pdf
ISO 9241-221 2023 Ergonomics of human-system interaction — Part 221 Human-centred desig.pdf
ISO 10842 2017 Aircraft — Ground service connections — Locations and types.pdf
ISO 17332 2001 Cinematography — Manufacturer-printed latent image identification information for 35 mm motion-picture colour-print film — Specifications.pdf
ISO 13272 2011 Plastics piping systems for non-pressure underground drainage and sewerage Unplasticized poly(vinyl chloride) (PVC-U) polypropylene (PP) polypropylene with mineral modifiers (PP-MD) an.pdf
ISO 6462 2011 Face and shoulder milling cutters with indexable inserts — Dimensions.pdf
ISO-IEC 9595 1998 Information technology -- Open Systems Interconnection -- Common management information service.pdf
ISO 4986 2020 Steel and iron castings — Magnetic particle testing.pdf
GB-T 2471-1995 电阻器和电容器优先数系.pdf
GB-T 690-2008 化学试剂 苯.pdf
GB 22557-2008 食品添加剂 乙二胺四乙酸铁钠.pdf
GB-T 16940-2012 滚动轴承 套筒型直线球轴承 外形尺寸和公差.pdf
GB 17509-2008 汽车及挂车转向信号灯配光性能.pdf
GB-T 11363-2008 钎焊接头强度试验方法.pdf
GB-T 26425-2010 饲料中产气荚膜梭菌的检测.pdf
GB-T 21758-2008 化学品 两代繁殖毒性试验方法.pdf
GB-T 3903.43-2019 鞋类 帮面、衬里和内垫试验方法 缝合强度.pdf
GB-T 25826-2010 钢筋混凝土用环氧涂层钢筋.pdf