说明:收录25万 73个行业的国家标准 支持批量下载
GB 21454-2008 多联式空调 热泵 机组能效限定值及能源效率等级
ISO 6731 2010 Milk, cream and evaporated milk — Determination of total solids content (Reference method).pdfISO 14071 2024 Environmental management Life cycle assessment Critical review processes and reviewer competencies.pdfISO 6323-1 2024 Workplace air Determination of arsenic and arsenic compounds by electrothermal atomic absorption spectrometry Part 1 Arsenic and arsenic compounds except arsine by ET-AAS.pdfISO 16001 2017 Earth-moving machinery — Object detection systems and visibility aids — Performance requirements and tests.pdfISO 1288-4 2016 Glass in building Determination of the bending strength of glass Part 4 Testing of channel shaped glass.pdfISO IEC TS 30104 2015 Information Technology — Security Techniques — Physical Security Attacks, Mitigation Techniques and Security Requirements.pdfISO IEC 15444-13 2008 Information technology — JPEG 2000 image coding system An entry level JPEG 2000 encoder — Part 13.pdfISO 1834 1999 Short link chain for lifting purposes — General conditions of acceptance.pdfISO 8130-14 2019 Coating powders Part 14 Vocabulary.pdfISO 8526-1 1990 Modular units for machine tools — Workholding pallets — Part 1 Workholding pallets up to 800 mm nominal size.pdfGB-T 39312-2020 铜及铜合金的焊接工艺评定试验.pdfGB-T 13771-2009 纺织品 评定织物经洗涤后接缝外观平整度的试验方法.pdfGB-T 18310.39-2001 纤维光学互连器件和无源器件 基本试验和测量程序 第2-39部分 试验 对外界磁场敏感性.pdfGB-T 19993-2005 冷热水用热塑性塑料管道系统 管材管件组合系统热循环试验方法.pdfGB-T 25358-2010 石油及天然气工业用集装型回转无油空气压缩机.pdfGB-T 28947-2012 船舶与海上技术 海上撤离系统 通信方法.pdfGB 16808-2008 可燃气体报警控制器.pdfGB-T 16886.14-2003 医疗器械生物学评价 第14部分 陶瓷降解产物的定性与定量.pdfGB-T 762-2002 标准电流等级.pdfGB-T 19248-2003 封装引线电阻测试方法.pdf
