Home / Standards / GB/T 25257-2010 GB/T 25257-2010 Active Optical functional films - Determination of warping degree 光学功能薄膜 翘曲度测定方法 Standard Type GBT ICS 71.080.99 CCS G15 Status 现行 Issue Date 2010-09-26 Implementation 2011-08-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A