专利 幻彩灯
ISO 21490 2022 Rubber and rubber products — Determination of 2-mercaptobenzothiazole content by high performance liquid chromatography (HPLC).pdf
ISO TS 22298 2024 Nanotechnologies — Silica nanomaterials — Specification of charac.pdf
ISO 17175 2017 Bidis Determination of total and nicotine-free dry particulate matter using a linear routine analytical smoking machine.pdf
ISO 19403-2 2024 Paints and varnishes Wettability Part 2 Determination of the surface free energy of solid surfaces by measuring the contact angle.pdf
ISO IEC 10918-1 1994 Information technology — Digital compression and coding of continuous-tone still images Requirements and guidelines.pdf
ISO IEC 16504 2011 Information technology — Telecommunications and information exchange between systems — MAC and PHY for operation in TV white space.pdf
ISO 11171 2022 Hydraulic fluid power — Calibration of automatic particle counters for liquids.pdf
ISO 15614-14 2013 Specification and qualification of welding procedures for metallic materials.pdf
ISO 10406-1 2015 Fibre-reinforced polymer (FRP) reinforcement of concrete — Test metho.pdf
ISO 80601-2-79 2024 Medical electrical equipment - Part 2-79 Particular requirements for basic safety and essential performance of ventilatory support equipment for ventilatory impairment.pdf
GB-T 17006.1-2000 医用成像部门的评价及例行试验 第1部分 总则.pdf
GB-T 2900.100-2017 电工术语 超导电性.pdf
GB-T 3564-1993 自行车部件分类、名称和主要术语.pdf
GB-T 20247-2006 声学 混响室吸声测量.pdf
GB-T 27888.3-2011 船舶与海上技术 船舶与海上结构物的排水系统 第3部分 真空系统的卫生水排放及排放管道.pdf
GB-T 19158-2003 站用压缩天然气钢瓶.pdf
GB-T 19898-2005 工业过程测量和控制 应用软件文档集.pdf
GB-T 18375.5-2004 假肢 下肢假肢的结构检验 第5部分 辅助结构检验.pdf
GB-T 24538-2009 坠落防护 缓冲器.pdf
GB-T 17214.3-2000 工业过程测量和控制装置的工作条件 第3部分 机械影响.pdf