GB-T 30142-2013 平面型电磁屏蔽材料屏蔽效能测量方法
ISO 11850 2011 Amd 2 2022 Machinery for forestry — General safety requirements — Am.pdf
ISO-IEC 17991 2021 Information technology - Office equipment - Method for measuring scanning productivity of digital scanning devices.pdf
ISO 6259-2 2020 Thermoplastics pipes Determination of tensile properties Part 2 Pipes made of unplasticized poly(vinyl chloride) (PVC-U) oriented unplasticized poly(vinyl chloride) (PVC-O) chlorinat.pdf
ISO 21350 2023 Space systems — Off-the-shelf item utilization.pdf
ISO 18400-107 2017 Soil quality — Sampling — Part 107 Recording and reporting.pdf
ISO 20041-1 2022 Tritium and carbon-14 activity in gaseous effluents and gas discharges of nuclear installations Part 1 Sampling of tritium and carbon-14.pdf
ISO 12217-2 2022 Small craft — Stability and buoyancy assessment and categorization — Part.pdf
ISO 1578-1975Tea. Determination of alkalinity of water-soluble ash.pdf
ISO 3739-1 2022 Industrial tyres and rims — Part 1 Pneumatic tyres (metric series) on 5 degrees tapered or flat base rims — Designation, dimensions and marking.pdf
ISO 3298 1994 Photography — Processing chemicals — Specifications for glacial acetic acid.pdf
GB-T 6975.2-2003 纺织机械与附件 化学短纤维包 尺寸.pdf
GB-T 4354-2008 优质碳素钢热轧盘条.pdf
GB-T 19448.6-2004 圆柱柄刀夹 第6部分 装圆柱柄刀具的E型刀夹.pdf
GB-T 21753-2008 化学品 21天-28天重复剂量经皮毒性试验方法.pdf
GB-T 31013-2014 声学 管道、阀门和法兰的隔声.pdf
GB-Z 44646-2024 文献管理 数字保存 模拟记录成银-明胶型缩微品.pdf
GB-T 20873-2007 磁性氧化物制成的PM磁心及其附件的尺寸.pdf
GB-T 3850-2015 致密烧结金属材料与硬质合金 密度测定方法.pdf
GB-T 15142-2011 含碱性或其它非酸性电解质的蓄电池和蓄电池组 方形排气式镉镍单体蓄电池.pdf
GB-T 524-2007 平型传动带.pdf