专利 一种吸痰型气管插管
ISO 6243 1997 Climatic data for building design — Proposed system of symbols.pdf
ISO 5855-3 1999 Aerospace — MJ threads — Part 3 Limit dimensions for fittings for fluid syst.pdf
ISO 20530-1 2020 Intelligent transport systems — Information for emergency service support via personal ITS station — Part 1 General requirements and technical definition.pdf
ISO 17659 2002 Welding — Multilingual terms for welded joints with illustrations.pdf
ISO 18573 2024 Conveyor belts Test atmospheres and conditioning periods.pdf
ISO 2950-1974Brown coals and lignites. Classification by types on the basis of total moisture conten.pdf
ISO TR 21954 2018 Guidance on the selection of the appropriate means of ventilation based on the intended patient, use environment, and operator.pdf
ISO 12924 2023 Lubricants, industrial oils and related products (Class L) — Family X (Greases) — Specifications.pdf
ISO 7298-1985Information processing — Magnetic disk for data storage devices — 158 000 flux transitions per track, 210 mm (8.3 in) outer diameter, 100 mm (3.9 in) inner diameter.pdf
ISO 12937 2000 Petroleum products — Determination of water — Coulometric Karl Fis.pdf
GB-T 18233.2-2022 信息技术 用户建筑群通用布缆 第2部分 办公场所.pdf
GB-T 18932.4-2002 蜂蜜中土霉素、四环素、金霉素、强力霉素残留量的测定方法 液相色谱法.pdf
GB-T 21410-2015 石油天然气工业 井下设备 锁定心轴和定位接头.pdf
GB-T 9352-2008 塑料 热塑性塑料材料试样的压塑.pdf
GB-T 34835-2017 电气安全 与信息技术和通信技术网络连接设备的接口分类.pdf
GB-T 37161-2018 齿轮 齿轮测量仪的评价.pdf
GB-T 17626.2-2018 电磁兼容 试验和测量技术 静电放电抗扰度试验.pdf
GB-T 41246-2022 项目、项目群和项目组合管理 项目群管理指南.pdf
GB-T 20456-2012 林业机械 便携式油锯 被动式锯链制动器性能要求及测试方法.pdf
GB-T 17745-2011 石油天然气工业 套管和油管的维护与使用.pdf