全网唯一标准王
GB-T 18945-2003 高聚物多孔弹性材料 恒定压力降时流量的估算方法
ISO 8437-2 2019 Snow throwers — Safety requirements and test procedures — Part 2 Pedestrian-controlled snow throwers.pdfISO IEC 15149-2 2015 Information technology — Telecommunications and information exchange between systems — Magnetic field area network (MFAN) — Part 2 In-band Control Protocol for Wireless Power Transfer.pdfISO 15795 2002 Optics and optical instruments — Quality evaluation of optical systems — Assessing the image quality degradation due to chromatic aberrations.pdfISO 2135 2024 Anodizing of aluminium and its alloys Accelerated test of light fastness of coloured anodic oxidation coatings using artificial light.pdfISO 3108 2017 Steel wire ropes — Test method — Determination of measured breaking force.pdfISO TS 16843-3 2017 Health informatics — Categorial structures for representation of acupuncture — Part 3 Moxibustion.pdfISO 19962 2019 Optics and photonics — Spectroscopic measurement methods for integrated scattering by plane parallel optical elements.pdfISO 21340 2017 Test methods for fibrous activated carbon.pdfISO 9772 2020 Cellular plastics Determination of horizontal burning characteristics of small specimens subjected to a small flame.pdfISO 22548 2021 Ships and marine technology — Performance test procedures for LNG fuel gas supply systems (FGSS) for ships.pdfGB-T 27662-2011 激光光束指向和位置稳定性测试方法.pdfGB-T 29133-2012 船舶和海上技术 ECS数据库 内容、质量、更新和测试.pdfGB-T 40374-2021 硬质合金化学分析方法 铅量和镉量的测定 火焰原子吸收光谱法和电感耦合等离子体原子发射光谱法.pdfGB-T 4079-1994 用于电离辐射探测器的放大器和电荷灵敏前置放大器的测试方法.pdfGB-T 22674-2008 直流系统用套管.pdfGB-T 12948-1991 滑动轴承 双金属结合强度破坏性试验方法.pdfGB-T 44535-2024 塑料 试样线性尺寸的测定.pdfGB-T 43096-2023 金属粉末 稳态流动条件下粉末层透过性试验测定外比表面积.pdfGB-T 9343-2008 塑料燃烧性能试验方法 闪燃温度和自燃温度的测定.pdfGB-T 41110-2021 镍及镍合金药芯焊丝.pdf
