Home / Standards / GBT 12965-2018 GBT 12965-2018 Monocrystalline silicon as-cut wafers and lapped wafers 硅单晶切割片和研磨片 Standard Type GBT ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A