专利 基于有限空间识别的面源污染生态拦截工程优化方法
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ISO 21177 2024 Intelligent transport systems — ITS station security services for se.pdf
ISO 18079-5 2018 Ships and marine technology — Servicing of inflatable life-saving appliances — Part 5 Inflated rescue boats.pdf
ISO 9328-1 2018 Steel flat products for pressure purposes — Technical delivery conditions — Part 1 General requirements.pdf
ISO 18406 2017 Underwater acoustics — Measurement of radiated underwater sound from percussive pile driving.pdf
ISO 16408 2015 Dentistry — Oral care products — Oral rinses.pdf
ISO 20054 2022 Plain bearings — Bearings containing dispersed solid lubricants.pdf
ISO IEC 30169 2022 Internet of Things (IoT) — IoT applications for electronic label system (ELS).pdf
ISO TS 21975 2020 Nanotechnologies — Polymeric nanocomposite films for food packaging with barrier properties — Specification of characteristics and measurement methods.pdf
ISO 20965 2021 Plastics Determination of the transient extensional viscosity of polymer melts.pdf
GB-T 14838-2009 橡胶与橡胶制品 试验方法标准精密度的确定.pdf
GB-T 33917-2017 精油 手性毛细管柱气相色谱分析 通用法.pdf
GB-T 11213.4-2006 化纤用氢氧化钠 硅含量的测定 还原硅钼酸盐分光光度法.pdf
GB-T 30543-2014 纳米技术 单壁碳纳米管的透射电子显微术表征方法.pdf
GB-T 13331-2014 土方机械 液压挖掘机 起重量.pdf
GB-T 35734-2017 便携式管激发X射线荧光分析仪 分类、安全要求及其试验.pdf
GB-T 40568-2021 纳米技术 多壁碳纳米管的表征 介观形状因子.pdf
GB-Z 31102-2014 软件工程 软件工程知识体系指南.pdf
GB-T 18451.2-2021 风力发电机组 功率特性测试.pdf
GB-T 16310.1-1996 船舶散装运输液体化学品危害性评价规范 水生生物急性毒性试验方法.pdf