Home / Standards / GB/T 31227-2014 GB/T 31227-2014 Active Test method for the surface roughness by atomic force microscope for sputtered thin films 原子力显微镜测量溅射薄膜表面粗糙度的方法 Standard Type GBT ICS 17.040.20 CCS J04 Status 现行 Issue Date 2014-09-30 Implementation 2015-04-15 Responsible Dept 中国科学院 Drafting Unit N/A