YC/T 391-2011 Tobacco machinery─Coding method for electro configuration and technology documents

YC/T 11.1-2006 Tobacco machinery—Drawing and design document of product—Part 1:General principles YC/T 213.1-2006 Material for tobacco machinery products—Classifying and coding—Part 1:General principles YC/T 213.2-2006 Material for tobacco machinery products—Classifying and coding—Part 2:Special-purpose parts GB/T 6988.1-1997 Preparation of documents used in electrotechnology—Part 1:General requirements GB/T 6988.1-2008 Preparation of documents used in electrotechnology—Part 1:Rules GB/T 6988.2-1997 Preparation of documents used in electrotechnology—Part 2:Function-oriented diagrams GB/T 6988.3-1997 Preparation of documents used in electrotechnology—Part 3:Connection diagrams, tables and lists GB/T 6988.4-2002 Preparation of documents used in electrotechnology—Part 4:Location and installation documents GB/T 6988.5-2006 Preparation of documents used in electrotechnology—Part 5:Index GB/T 6988.6-1993 Preparation of function charts for control systems GB/T 6988.1-2024 Preparation of documents used in electrotechnology—Part1:Rules