专利 一种呼吸内科用氧气瓶移动装置
ISO 23922 2020 Cigarettes — Determination of selected carbonyls in the mainstream smoke.pdf
ISO 16861 2015 Petroleum products — Fuels (class F) — Specifications of dimethyl ether (D.pdf
ISO 16900-1 2019 Respiratory protective devices — Methods of test and test equipment — Part 1 Determination of inward leakage.pdf
ISO 7530-8:1992 Nickel alloys — Flame atomic absorption spectrometric analysis — Part 8 Determination of silicon content.pdf
ISO 12625-18 2022 Tissue paper and tissue products — Part 18 Determination of surface friction.pdf
ISO 10304-4 2022 Water quality — Determination of dissolved anions by liquid chromatography of ions — Part 4 Determination of chlorate, chloride and chlorite in water with low contamination.pdf
ISO-IEC 25642 2025 Information technology - Data governance - Data collaboration framework.pdf
ISO 17078-4 2010 Petroleum and natural gas industries Drilling and production equipment Part 4 Practices for side-pocket mandrels and related equipment.pdf
ISO 11844-2 2020 Corrosion of metals and alloys — Classification of low corrosivity of indoor atmospheres — Part 2 Determination of corrosion attack in indoor atmospheres.pdf
ISO-IEC 23090-9 2023 Information technology - Coded representation of immersive media - Part 9 Geometry-based point cloud compression.pdf
GB-T 509-1988 发动机燃料实际胶质测定法.pdf
GB-T 13807.2-2008 腰状杆螺柱连接副 螺柱.pdf
GB-T 22086-2008 铝及铝合金弧焊推荐工艺.pdf
GB-T 41179-2021 假肢和矫形器 足矫形器 用途、功能、分类和描述.pdf
GB-T 223.11-2008 钢铁及合金 铬含量的测定 可视滴定或电位滴定法.pdf
GB-T 10821-2008 农业机械用V带和多楔带尺寸.pdf
GB-T 8029-2010 柴油机喷油泵校泵油.pdf
GB-T 14017-2009 木材横纹抗拉强度试验方法.pdf
GB-T 4267-2004 直柄回转工具 柄部直径和传动方头的尺寸.pdf
GB-T 36198-2018 土壤质量 土壤气体采样指南.pdf