Home / Standards / SJ/T 11171-1998 SJ/T 11171-1998 Abolished 无金属化孔单双面碳膜印制板规范 Standard Type SJ ICS N/A CCS N/A Status Abolished Issue Date 1998-03-11 Implementation 1998-05-01 Centralized Committee 电子工业部 Issuing Authority 电子工业部