GB/T 18229-2000 Rule of CAD engineering drawing

GB/T 10609.1-1989 Technical drawings—Title blocks GB/T 1069.2-1989 GB/T 13361-1992 Technical drawings—General terms GB/T 13362.4-1992 Vector common long fangsongti letterings and symbols in mechanical drawings and computer for information interchange GB/T 13362.5-1992 Vector common long fangsongti letterings and symbols in mechanical drawings and computer for information interchange Data set GB/T 13844-1992 Vector Danxian songti font set and data set of Chinese ideogram for graphics information interchange GB/T 13845-1992 Vector Songti font set and data set of Chinese ideogram for graphics information interchange GB/T 13846-1992 Vector Fangsongti font set and data set of Chinese ideogram for graphics information interchange GB/T 13847-1992 Vector Kaiti font set and data set of Chinese ideogram for graphics information interchange GB/T 13848-1992 Vector Heiti font set and data set of Chinese ideogram for graphics information interchange GB/T 14689-1993 Technical drawings—Size and layout of drawing sheets GB/T 14690-1993 Technical drawings—Scales GB/T 14691-1993 Technical drawings—Lettering GB/T 14692-1993 Technical drawings—Projection methods GB/T 15751-1995 Technical product documentation—Requirements for computer aided design and drafting—Vocabulary GB/T 16675.1-1996 Technical drawings—Simplified representation—Part 1:Pictorial presentation GB/T 16900-1997 Rules for the presentation of graphical symbols—General principles GB/T 16901.1-1997 Rules for the presentation of graphical symbols—Graphical symbols for use in technical documentation of product—Part 1:Basic rules GB/T 16902.1-1997 Rules for the presentation of graphical symbols—Graphical symbols for use on equipment—Part 1:Greation of graphical symbols GB/T 16903.1-1997 Rules for the presentation of graphical symbols—Graphical symbols for use on graphical signs—Part 1:Creation of graphical signs GB/T 16675.2-1996 Technical drawings—Simplified representation—Part 2:Dimensioning GB/T 17450-1998 Technical drawings—Basic conventions for lines GB/T 17451~17453-1998 GB/T 17451~17453-1998 GB/T 17451~17453-1998