天津市街道办事处条例
ISO 1920-11 2013 Testing of concrete — Part 11 Determination of the chloride resistance of concrete, unidirectional diffusion.pdf
ISO 4412-2 1991 Hydraulic fluid power — Test code for determination of airborne noise.pdf
ISO 24698-1 2018 Rubber raw Determination of bound acrylonitrile content in acrylonitrile-butadiene rubber (NBR) Part 1 Combustion (Dumas) method.pdf
ISO 3160-2 2015 Watch-cases and accessories — Gold alloy coverings — Part 2 Determination of fineness, thickness, corrosion resistance and adhesion.pdf
ISO IEC 29151-2017.pdf
ISO 719 2020 Glass Hydrolytic resistance of glass grains at 98 C Method of test and classification.pdf
ISO 11999-4 2024 PPE for firefighters Test methods and requirements for PPE used by firefighters who are at risk of exposure to high levels of heat and-or flame while fighting fires occurring in stru.pdf
ISO 20145 2019 Pneumatic fluid power Test methods for measuring acoustic emission pressure levels of exhaust silencers.pdf
ISO 10703 2021 Water quality — Gamma-ray emitting radionuclides — Test method using high resolution gamma-ray spectrometry.pdf
ISO 14708-5 2020 Implants for surgery — Active implantable medical devices — Part 5 Circulatory support devices.pdf
GB-T 17212-1998 工业过程测量和控制 术语和定义.pdf
GB-T 7154.3-2003 直热式阶跃型正温度系数热敏电阻器 第1-3部分 浪涌电流用空白详细规范 评定水平EZ.pdf
GB-T 42092-2022 笔译、口译及相关技术 词汇.pdf
GB-T 7569-2008 羊毛 含碱量的测定.pdf
GB-T 215-2003 煤中各种形态硫的测定方法.pdf
GB-T 8811-2008 硬质泡沫塑料 尺寸稳定性试验方法.pdf
GB-T 5224-2014 预应力混凝土用钢绞线.pdf
GB-Z 14429-2005 远动设备及系统 第1-3部分 总则 术语.pdf
GB-T 44081-2024 光伏组件用旁路二极管热失控测试.pdf
GB-T 4956-2003 磁性基体上非磁性覆盖层 覆盖层厚度测量 磁性法.pdf