法律法规 上海市未成年人保护条例2022-02-18
ISO 1833-18 2020 Textiles — Quantitative chemical analysis — Part 18 Mixtures of silk with wo.pdf
ISO 24674 2022 Method and requirements for plasma nitriding and follow-up PVD hard coatings on cold-work mould steels.pdf
ISO 10241-1 2011Terminological entries in standardsPart 1 General requirements and examples of presentation.pdf
ISO TS 16422-3 2023 Pipes and joints made of oriented unplasticized poly(vinyl chlorid.pdf
ISO 20685-2 2023 Ergonomics — 3-D scanning methodologies for internationally comp.pdf
ISO 19980 2021 Ophthalmic instruments — Corneal topographers.pdf
ISO IEC TR 21897 2022 Information technology — Data centres — Impact of the ISO 52000 series on energy performance of buildings.pdf
ISO 21076 2016 Space data and information transfer systems — Space communications cross support — Architecture requirements document.pdf
ISO IEC 20926-2009.pdf
ISO IEC 30118-4 2021 Information technology — Open Connectivity Foundation (OCF) Specification — Part 4 Resource type specification.pdf
GB-T 44302-2024 碳纤维增强塑料和金属组合件 拉伸搭接剪切强度的测定.pdf
GB-T 4999-2003 麻醉呼吸设备 术语.pdf
GB-T 29713-2013 不锈钢焊丝和焊带.pdf
GB-T 3449-2011 声学 轨道车辆内部噪声测量.pdf
GB-T 1938-2009 木材顺纹抗拉强度试验方法.pdf
GB-T 16511-1996 电气和电子测量设备随机文件.pdf
GB-T 2036-1994 印制电路术语.pdf
GB-T 40444-2021 核电厂安全重要仪表和控制系统总体要求.pdf
GB-T 10685-2007 羊毛纤维直径试验方法 投影显微镜法.pdf
GB-T 4894-2024 信息与文献 基础和术语.pdf