GB-T 1402-2010 轨道交通 牵引供电系统电压
ISO 7953-1985Manganese ores and concentrates. Determination of calcium and magnesium contents. Flame.pdf
ISO TS 5083-2025.pdf
ISO IEC 11179-31 2023 Information technology — Metadata registries (MDR) — Part 31 Metamodel for data specification registration.pdf
ISO 3272-4 1994 Microfilming of technical drawings and other drawing office documents — Part 4 Microfilming of drawings of special and exceptional elongated sizes.pdf
ISO 4202 2016 Reduction sleeves with external 7 24 taper for tools with Morse taper shanks.pdf
ISO 2114 2000 Plastics (polyester resins) and paints and varnishes (binders) Determination of partial acid value and total acid value.pdf
ISO 18549-2 2009 Metallic powders Determination of apparent density and flow rate at elevated temperatures Part 2 Determination of flow rate at elevated temperatures.pdf
ISO 5779 1987 Shipbuilding — Ordinary rectangular windows — Positioning.pdf
ISO 22524 2020 Pilot plan for industrial wastewater treatment facilities in the objective of water reuse.pdf
ISO-IEC TS 17021-9 2016 Conformity assessment - Requirements for bodies providing audit and certification of management systems - Part 9 Competence requirements for auditing and certification of anti-.pdf
GB-T 41309-2022 纳米技术 纳米材料的内毒素体外测试 鲎试剂法.pdf
GB 11174-2011 液化石油气.pdf
GB-T 18696.2-2002 声学 阻抗管中吸声系数和声阻抗的测量 第2部分 传递函数法.pdf
GB-T 18311.40-2003 纤维光学互连器件和无源器件 基本试验和测量程序 第3-40部分 检查和测量 带保偏光纤尾纤连接器的消光比.pdf
GB-T 11951-2018 天然纤维 术语.pdf
GB 2893-2001 安全色.pdf
GB-T 41680-2022 起重机 抗震设计通则.pdf
GB-T 2833-1996 陶管弯曲强度试验方法.pdf
GB-T 2353-2005 液压泵及马达的安装法兰和轴伸的尺寸系列及标注代号.pdf
GB-T 14447-1993 塑料薄膜静电性测试方法 半衰期法.pdf