Home / Standards / GB/T 31378-2015 GB/T 31378-2015 Active Test method for surface hardness of flat panel display (FPD) polarizing film 平板显示器(FPD)偏光膜表面硬度的测试方法 Standard Type GBT ICS 31.030 CCS L90 Status 现行 Issue Date 2015-02-04 Implementation 2015-10-01 Responsible Dept 国家标准委 Drafting Unit N/A