Home / Standards / GB/T 33838-2017 GB/T 33838-2017 Active Microbeam analysis—Scanning electron microscopy—Methods of evaluating image sharpness 微束分析 扫描电子显微术 图像锐度评估方法 Standard Type GBT ICS 71.040.40 CCS G04 Status 现行 Issue Date 2017-05-31 Implementation 2018-04-01 Responsible Dept 国家标准委 Drafting Unit N/A