国家标准网
GB-T 43615-2023 增材制造 定向能量沉积金属成形件超声检测方法
ISO-IEC 11581-3 2000 Information technology -- User system interfaces and symbols -- Icon symbols and functions -- Part 3 Pointer icons.pdfISO-IEC-IEEE 8802-1BR 2016 Information technology - Telecommunications and information exchange between systems - Local and metropolitan area networks - Specific requirements - Part 1BR Virtual bridge.pdfISO 14723 2009 Petroleum and natural gas industries — Pipeline transportation systems — Subsea pipeline valves.pdfISO 9866-2-1991Textiles. Effect of dry heat on fabrics under low pressure. Part 2_Determination of d.pdfISO 19430 2016 Particle size analysis — Particle tracking analysis (PTA) method.pdfISO 18601 2013 Packaging and the environment — General requirements for the use of ISO standards in the field of packaging and the environment.pdfISO 11893 2011 Space systems — Programme management — Project organization.pdfISO 23548 2024 Measurement of radioactivity Alpha emitting radionuclides Generic test method using alpha spectrometry.pdfISO 4897-1985Cellular plastics. Determination of the coefficient of linear thermal expansion of rigi.pdfISO 5801-2017 Fans — Performance testing using standardized airways.pdfGB-T 2835-1998 陶管耐酸性能试验方法.pdfGB-T 5680-2010 奥氏体锰钢铸件.pdfGB-T 19242-2003 硫化橡胶 在压缩或剪切状态下蠕变的测定.pdfGB-T 509-1988 发动机燃料实际胶质测定法.pdfGB-T 26845-2011 地毯毯面外观变化的评价.pdfGB-T 21068-2007 液化天然气密度计算模型规范.pdfGB-T 4515-2008 线迹的分类和术语.pdfGB-T 4974-2018 空压机、凿岩机械与气动工具 优先压力.pdfGB-T 19215.2-2003 电气安装用电缆槽管系统 第2部分 特殊要求 第1节 用于安装在墙上或天花板上的电缆槽管系统.pdfGB-T 14905-2020 橡胶和塑料软管 各层间粘合强度的测定.pdf
