全网唯一标准王
GB-T 21137-2007 烟叶 片烟大小的测定
ISO 11298-4 2021 Plastics piping systems for renovation of underground water supply networks — Part 4 Lining with cured-in-place pipes.pdfISO 8528-7 2017 Reciprocating internal combustion engine driven alternating current generating sets — Part 7 Technical declarations for specification and design.pdfISO 5667-12 2017 Water quality — Sampling — Part 12 Guidance on sampling of bottom sediments from rivers, lakes and estuarine areas.pdfISO 9117-1 2009 Paints and varnishes — Drying tests — Part 1 Determination of through-dry state and through-dry time.pdfISO 9241-420 2011 Ergonomics of human-system interaction Part 420 Selection of physical input devices.pdfISO 9453 2020 Soft solder alloys Chemical compositions and forms.pdfISO 17900 2002 Agricultural trailers — Balanced and semi-mounted trailers — Determination of payload, vertical static load and axle load.pdfISO 5941-1979Compressors,pneumatic tools and machines. Preferred pressures first edition.pdfISO 29400 2020 Ships and marine technology — Offshore wind energy — Port and marine operations.pdfISO 3483 2023 Copper and zinc sulfide concentrates — Determination of thallium —.pdfGB-T 37157-2018 机械安全 串联的无电势触点联锁装置故障掩蔽的评价.pdfGB-T 18943-2008 多孔橡胶与塑料 动态缓冲性能测定.pdfGB-T 19699-2012 船舶与海上技术 液货舱压力-真空阀.pdfGB-T 8943.4-2008 纸、纸板和纸浆 钙、镁含量的测定.pdfGB-T 14214-2019 眼镜架 通用要求和试验方法.pdfGB-T 6368-2008 表面活性剂 水溶液pH值的测定 电位法.pdfGB-T 42434-2023 飞机恒压变量液压泵通用规范.pdfGB-T 2461-1996 硫铁矿和硫精矿水分的测定 重量法.pdfGB-T 1115.1-2002 圆柱形铣刀 第1部分 型式和尺寸.pdfGB-T 8435-1998 纺织品 色牢度试验 耐酸性毡合色牢度 剧烈的.pdf
