GB 9660-1988 机场周围飞机噪声环境标准
ISO 9958-1-1992Draughting media for technical drawings. Draughting film with polyester base. Part 1_.pdf
ISO TS 18344 2016 Effectiveness of paper deacidification processes.pdf
ISO 17862 2022 Surface chemical analysis — Secondary ion mass spectrometry — Linearity of intensity scale in single ion counting time-of-flight mass analysers.pdf
ISO IEC TR 30166 2020 Internet of things (IoT) — Industrial IoT.pdf
ISO 10101-2 2022 Natural gas — Determination of water by the Karl Fischer method — Part 2 Volumetric procedure.pdf
ISO 28706-3 2017 Vitreous and porcelain enamels Determination of resistance to chemical corrosion Part 3 Determination of resistance to chemical corrosion by alkaline liquids using a hexagonal vesse.pdf
ISO 3671 2023 Plastics — Aminoplastic moulding materials — Determination of volatile mat.pdf
ISO 8041-1 2017 Human response to vibration — Measuring instrumentation — Part 1 General purpose vibration meters.pdf
ISO 5073 2021 Brown coals and lignites — Determination of humic acids.pdf
ISO TS 23357 2023 Genomics informatics — Clinical genomics data sharing specificatio.pdf
GB-T 21799-2008 化学品 小鼠斑点试验方法.pdf
GB-T 7341.2-1998 听力计 第2部分 语言测听设备.pdf
GB-T 12474-2008 空气中可燃气体爆炸极限测定方法.pdf
GB-T 14764-2008 手用钢锯条.pdf
GB-T 5166-1998 烧结金属材料和硬质合金弹性模量测定.pdf
GB-T 24304-2024 动植物油脂 茴香胺值的测定.pdf
GB-T 21524-2008 无机化工产品中粒度的测定 筛分法.pdf
GB-T 4348.2-2014 工业用氢氧化钠 氯化钠含量的测定 汞量法.pdf
GB-T 28414-2012 抗震结构用型钢.pdf
GB-T 17630-2024 土工合成材料 动态穿孔试验 落锥法.pdf