教学用玻璃仪器一般质量要求和试验方法
General quality requirements and test methods for the teaching vitreous equipment
2021-11-26
UNE-EN 13528-1-2003
Ambient air quality- Diffusive samplers for the determination of concentrations of gases and vapours- Requirements and test methods. Part 1: General requirements.
环境空气质量.测定气体和蒸汽浓度用扩散取样器.要求和试验方法 第1部分:一般要求
2003-03-28
DIN 16966-7
Glass fibre reinforced polyester resin (UP-GRP) pipe fittings and joint assemblies - Requirements for and testing of bushes, flanges, and flanged and laminated joints
玻璃纤维增强聚酯树脂管接头及其元件.第7部分:套管、法兰、法兰和对接接头；一般质量要求和试验方法
1995-04-01
DIN EN 13528-1
Ambient air quality - Diffuse samplers for the determination of concentrations of gases and vapours; Requirements and test methods - Part 1: General requirements
环境空气质量.测定气体和蒸汽浓度用扩散采样器；要求和试验方法.第1部分:一般要求；德文版EN 13528-1:2002