Home / Standards / GB/T 12635-1990 GB/T 12635-1990 Active Ceramic base body using in carbon film resistor 碳膜电阻器用陶瓷基体 Standard Type GBT ICS N/A CCS L92 Status 现行 Issue Date 1990-12-28 Implementation 1991-10-01 Responsible Dept 工业和信息化部(电子) Drafting Unit N/A