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  • ASTM D5762-2017 用舟进样化学发光法测定石油及石油产品中氮气的测试方法 Standard Test Method for Nitrogen in Li...2023-05-13
  • GB/T 34500.1-2017 稀土废渣、废水化学分析方法 第1部分:氟离子量的测定 离子选择电极法 Chemical analysis methods ...2023-05-13
  • GB 5009.88-2014 食品安全国家标准 食品中膳食纤维的测定2023-05-13
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  • DIN 18333-2019 German construction contract procedures (VOB) - Part C: General technical specifications in ...2023-05-13
  • BS ISO/IEC 14651-2019 Information technology. International string ordering and comparison. Method for com...2023-05-13
  • CNAS CI06-2015 检验机构能力认可准则在其他工厂检查领域的应用说明 Guidance on the Application of Inspection Bo...2023-05-13
  • GB/T 24352-2020 饲料加工设备图形符号 Graphical symbols for feed processing equipment2023-05-13
  • DIN EN 1442-2017 LPG equipment and accessories - Transportable refillable welded steel cylinders for LPG - ...2023-05-13
  • GB/T 41201-2021 月季切花等级 Grade of rose cut flower2023-05-13
  • ETSI TS 136 420-2020 Lte; Evolved Universal Terrestrial Radio Access Network (E-Utran); X2 General Aspects ...2023-05-13
  • GB/T 4022.1-2021 卧轴矩台平面磨床 精度检验 第1部分:工作台面长度至1600mm的机床 Surface grinding machines with ...2023-05-13
  • GB/T 4937.15-2018 半导体器件 机械和气候试验方法 第15部分:通孔安装器件的耐焊接热 Semiconductor devices--Mecha...2023-05-13
  • GBZ/T 307.2-2018 尿中镉的测定 第2部分:电感耦合等离子体质谱法 Determination of cadmium in urine— Part2:I...2023-05-13
  • IEC 60533-2015 船舶电气和电子设施(EMC)--电磁兼容性 Electrical and electronic installations in ships - Electr...2023-05-13
  • ASTM C150/C150M-2018 硅酸盐水泥规格 Standard Specification for Portland Cement2023-05-13
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  • BS ISO 15363-2017 Metallic Materials. Tube Ring Hydraulic Pressure Test2023-05-13