Home / Standards / GB/T 32278-2015 GB/T 32278-2015 Abolished Test methods for flatness of monocrystalline silicon carbide wafers 碳化硅单晶片平整度测试方法 Standard Type GBT ICS 77.040 CCS H21 Status 废止 Issue Date 2015-12-10 Implementation 2017-01-01 Responsible Dept 国家标准委 Drafting Unit N/A