Home / Standards / GB/T 20175-2006 GB/T 20175-2006 Abolished Surface chemical analysis-Sputter depth profiling-Optimization using layered systems as reference materials 表面化学分析 溅射深度剖析 用层状膜系为参考物质的优化方法 Standard Type GBT ICS 71.040.40 CCS N33 Status 废止 Issue Date 2006-03-27 Implementation 2006-11-01 Responsible Dept 中国科学院 Drafting Unit N/A