说明:收录25万 73个行业的国家标准 支持批量下载
GB-T 25615-2010 土方机械 司机位置发射声压级的测定 动态试验条件
ISO 1604 1989 Belt drives — Endless wide V-belts for industrial speed-changers and groove profiles for corresponding pulleys.pdfISO 24266 2020 Footwear — Test methods for whole shoe — Flexing durability.pdfISO 289-3 2015 Rubber, unvulcanized — Determinations using a shearing-disc viscometer — Part 3 Determination of the Delta Mooney value for non-pigmented, oil-extended emulsion-polymerized SBR.pdfISO 16311-1 2014 Maintenance and repair of concrete structures — Part 1 General principles.pdfISO 19262 2015 Photography — Archiving Systems — Vocabulary.pdfISO 19150-6 2023 Geographic information — Ontology — Part 6 Service ontology register.pdfISO IEC 15909-3 2021 Systems and software engineering — High-level Petri nets — P.pdfISO 13786 2017 Thermal performance of building components — Dynamic thermal characteristics — Calculation methods.pdfISO IEC 27011 2024 Information security, cybersecurity and privacy protection — Info.pdfISO TS 22298 2024 Nanotechnologies — Silica nanomaterials — Specification of charac.pdfGB-T 21773-2008 化学品 体内哺乳动物红细胞微核试验方法.pdfGB-T 33838-2017 微束分析 扫描电子显微术 图像锐度评估方法.pdfGB-T 235-2013 金属材料 薄板和薄带 反复弯曲试验方法.pdfGB-T 7120-2009 农业轮式拖拉机和机具三点悬挂挂接器 3N类、4N类.pdfGB-T 22555-2010 散料验收抽样检验程序和抽样方案.pdfGB-T 6730.64-2007 铁矿石 水溶性氯化物含量的测定 离子选择电极法.pdfGB-Z 33586-2017 降低户外雷击风险的安全措施.pdfGB-T 17783-2019 硫化橡胶或热塑性橡胶 化学试验 样品和试样的制备.pdfGB-T 18689-2009 农业灌溉设备 小型手动塑料阀.pdfGB-T 17171-2008 水性铝膏.pdf
