GB/T 16901.3-2009 Rules for the presentation of graphical symbols-Gaphical symbols for use in the technical documentation of products-Part 3: Classification of connect notes,networks and their encoding (English Version)
This part of GB/T 16901 specifies the basic requirements for the classification of connection points of graphic symbols representing functions and product concepts. Due to the close relationship between products and their corresponding graphic symbols, the classification principles also apply to the classification of product connection points and networks in computer-aided systems and their graphic symbol representations.
GB/T 16901.3-2009 history
2009GB/T 16901.3-2009 Rules for the presentation of graphical symbols-Gaphical symbols for use in the technical documentation of products-Part 3: Classification of connect notes,networks and their encoding
2003GB/T 16901.3-2003 Rules for the presentation of graphical symbols--Graphical symbols for use in the technical documentation of products--Part 3: Classification of connect notes,networks and their encoding