专利 一种简易的犊牛转移装置
ISO 4193 1981 Aluminium and aluminium alloys — Determination of chromium content — Flame atomic absorption spectrometric method.pdf
ISO 490 1993 Cinematography — Magnetic stripes and magnetic recording head gaps for sound record on 16 mm motion-picture film perforated along one edge (Type 1) — Positions and width dimensions.pdf
ISO 17825-2016.pdf
ISO 238 2016 Reduction sleeves and extension sockets for tools with Morse taper shanks.pdf
ISO 15528 2020 Paints, varnishes and raw materials for paints and varnishes — Sampling.pdf
ISO 21869 2022 Rubber compounding ingredients — Magnesium oxide — Methods of test.pdf
GB/T 1.2-2020 标准化工作导则 第2部分 以ISO IEC标准化文件为基础的标准化文件起草规则.pdf
ISO 13365-2 2020 Leather Chemical determination of the preservative (TCMTB PCMC OPP OIT) content in leather by liquid chromatography Part 2 Artificial perspiration extraction method.pdf
ISO IEC 24039 2022 Information technology — Smart city digital platform reference architecture — Data and service.pdf
ISO 8434-6 2009 Metallic tube connections for fluid power and general use — Part 6 60 degree cone connectors with or without O-ring.pdf
GB-T 32616-2016 纺织品色牢度试验 试样变色的仪器评级方法.pdf
GB-T 36560-2018 电子电气产品有害物质限制使用符合性证明技术文档规范.pdf
GB-T 19738-2005 玻璃设备、管道和配件--玻璃设备组件.pdf
GB-T 14024-1992 内燃机电站无线电干扰特性的测量方法及允许值 传导干扰.pdf
GB-T 33629-2017 风力发电机组 雷电保护.pdf
GB-Z 35482-2017 风力发电机组 时间可利用率.pdf
GB-T 2900.64-2013 电工术语 时间继电器.pdf
GB-T 39470-2020 自动化系统与集成 对象过程方法.pdf
GB-T 18518-2001 黄瓜 贮藏和冷藏运输.pdf
GB-T 9089.2-2008 户外严酷条件下的电气设施 第2部分 一般防护要求.pdf