Home / Standards / GB/T 29055-2012 GB/T 29055-2012 Abolished Multi-crystalline silicon wafer for solar cell 太阳电池用多晶硅片 Standard Type GBT ICS 29.045 CCS H82 Status 废止 Issue Date 2012-12-31 Implementation 2013-10-01 Responsible Dept 国家标准委 Drafting Unit N/A