Home / Standards / GB/T 39709-2020 GB/T 39709-2020 Active Test methods of multiple units glass, windiows static pressure and windiows sealing performance 动车组玻璃、车窗耐静压及车窗密封性能试验方法 Standard Type GBT ICS 81.040.01 CCS Q34 Status 现行 Issue Date 2020-12-14 Implementation 2021-11-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A