2002SJ/T 207.7-2001 Management system for design documents Part 7:Preparation of electrical diagrams
1970SJ/T 10148.6-1991 Preparation methods for electrical skeletons--Terminal diagram and table
SJ/T 10148.6-1991 Preparation methods for electrical skeletons--Terminal diagram and table was changed to SJ/T 207.7-2001 Management system for design documents Part 7:Preparation of electrical diagrams.