Home / Standards / SJ/T 10148.4-1991 SJ/T 10148.4-1991 Abolished 电气简图的编制方法 电路图 Standard Type SJ ICS N/A CCS N/A Status Abolished Issue Date 1991-04-02 Implementation 1991-06-30 Centralized Committee 电子工业部 Issuing Authority 电子工业部