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GB-T 34924-2017 低压电气设备安全风险评估和风险降低指南
ISO 5722 2023 Fine ceramics (advanced ceramics advanced technical ceramics) Test method for determining tensile and shear creep of ceramic adhesive.pdfISO 9073-7 1995 Textiles — Test methods for nonwovens — Part 7 Determination of bending length.pdfISO 24234 2021 Dentistry — Dental amalgam.pdfISO 9327-4 1999 Steel forgings and rolled or forged bars for pressure purposes — Technical delivery conditions — Part 4 Weldable fine grain steels with high proof strength.pdfISO 8538 1999 Aerospace — Nuts, hexagonal, self-locking, with counterbore and captive washer, with MJ threads, classifications 1 100 MPa (at ambient temperature.pdfISO 17081 2014 Method of measurement of hydrogen permeation and determination of hydrogen uptake and transport in metals by an electrochemical technique.pdfISO 214-1976Documentation. Abstracts for publications and documentation first edition.pdfISO 17174 2024 Molecular biomarker analysis DNA barcoding of fish and fish products using defined mitochondrial cytochrome b and cytochrome c oxidase I gene segments.pdfISO 690 2021 Information and documentation — Guidelines for bibliographic references and citations to information resources.pdfISO 10766 2014 Hydraulic fluid power — Cylinders — Housing dimensions for rectangular-section-cut bearing rings for pistons and rods.pdfGB-T 22358-2008 土方机械 防护与贮存.pdfGB-T 34924-2017 低压电气设备安全风险评估和风险降低指南.pdfGB-T 13565-1992 肥料采样报告格式.pdfGB-T 31703-2015 陶瓷球轴承 氮化硅球.pdfGB-T 13477.1-2002 建筑密封材料试验方法 第1部分 试验基材的规定.pdfGB-T 25132-2010 液压过滤器 压差装置试验方法.pdfGB-T 37834-2019 银河宇宙线模型.pdfGB-T 11355-2008 V带和多楔带传动 额定功率的计算.pdfGB-T 41151-2021 城市和社区可持续发展 城市描述性框架.pdfGB-T 7774-2007 真空技术 涡轮分子泵性能参数的测量.pdf
