专利 一种加速矿物在筛网上快速流动的装置
ISO 6882 1981 Asparagus — Guide to refrigerated transport.pdf
ISO 20267 2017 Thermal spraying — Determination of interfacial toughness of ceramic coatings by indentation.pdf
ISO 11855-8 2023 Building environment design — Design, dimensioning, installation and c.pdf
ISO 11212-3 1997 Starch and derived products — Heavy metals content — Part 3 Determination of lead content by atomic absorption spectrometry with electrothermal atomization.pdf
ISO 10753 2019 Coal preparation plant — Assessment of the liability to breakdown in water of materials associated with coal seams.pdf
ISO 13061-6 2014 Physical and mechanical properties of wood — Test methods for small clear wood specimens — Part 6 Determination of ultimate tensile stress parallel to grain.pdf
ISO IEC 15895 1999 Information technology — Data interchange on 12,7 mm 128-track magnetic tape cartridges — DLT 3-XT format.pdf
ISO 11789 1999 Powered edgers with rigid cutting means — Definitions, safety requirements and test procedures.pdf
ISO 3672-2 2000 Plastics Unsaturated-polyester resins (UP-R) Part 2 Preparation of test specimens and determination of properties.pdf
ISO 22928-1 2024 Rare earth — Analysis by wavelength dispersive x-ray fluoresce.pdf
GB 20653-2020 防护服装 职业用高可视性警示服.pdf
GB-T 19918-2005 小艇 图形符号.pdf
GB-T 39039-2020 高强度钢氢致延迟断裂评价方法.pdf
GB-T 6850-2003 电影 电影生胶片和涂磁胶片片盒标签 最低限度内容规定.pdf
GB-T 18449.4-2022 金属材料 努氏硬度试验 第4部分 硬度值表.pdf
GB-T 21815.1-2008 化学品 海水中的生物降解性 摇瓶法试验.pdf
GB-T 9290-2008 表面活性剂 工业乙氧基化脂肪胺 分析方法.pdf
GB-T 223.6-1994 钢铁及合金化学分析方法 中和滴定法测定硼量.pdf
GB-T 19386.2-2004 纺织机械与附件 纱线和中间产品的卷装 第2部分 卷绕类型.pdf
GB-T 9695.23-2008 肉与肉制品 羟脯氨酸含量测定.pdf