说明:收录25万 73个行业的国家标准 支持批量下载
GB-T 19868.3-2005 基于标准焊接规程的工艺评定
ISO 21597-2 2020 Information container for linked document delivery — Exchange specification — Part 2 Link types.pdfISO 18754 2020 Fine ceramics (advanced ceramics advanced technical ceramics) Determination of density and apparent porosity.pdfISO 105-Z07 1995 Textiles — Tests for colour fastness — Part Z07 Determination of application solubility and solution stability of water-soluble dyes.pdfISO 20854 2019 Thermal containers — Safety standard for refrigerating systems using flammable refrigerants — Requirements for design and operation.pdfISO 23745 2024 Ships and marine technology — General specificatio.pdfISO 11857 1999 Textile floor coverings — Determination of resistance to delamination.pdfISO 19262 2015 Photography — Archiving Systems — Vocabulary.pdfISO 10256-2 2024 Protective equipment for use in ice hockey Part 2 Head protectors for skaters.pdfISO 9111 2024 Water reuse in urban areas Guidelines for benefit evaluation of reclaimed water use.pdfISO 20283-2 2008 Mechanical vibration — Measurement of vibration on ships — Part 2 Measurement of structural vibration.pdfGB-T 1937-2009 木材顺纹抗剪强度试验方法.pdfGB-T 6188-2017 螺栓和螺钉用内六角花形.pdfGB-T 42043-2022 航空航天 电线的铝合金和铜包铝导体 通用性能要求.pdfGB-T 38168-2019 搪瓷制品和瓷釉 涂搪制品瓷层的试验方法选择指南.pdfGB-T 21839-2019 预应力混凝土用钢材试验方法.pdfGB-T 32729-2016 干鼠尾草.pdfGB-T 13224-1991 工业导爆索试验方法.pdfGB-T 28774-2021 同步带传动 T型梯形齿同步带.pdfGB-T 12267-1990 船用导航设备通用要求和试验方法.pdfGB-T 6183.1-2016 2型非金属嵌件六角法兰面锁紧螺母.pdf
