This part of YC/T 11 specifies the basic requirements for tobacco machinery product drawings, including CAD drawings. This section applies to tobacco machinery product drawings (hereinafter referred to as drawings) including CAD drawings and related technical documents. Other drawings and documents may also be implemented with reference.
YC/T 11.2-2006 Referenced Document
GB/T 1184-1996 Geometrical tolerancing--Geometrical tolerance for features without individual tolerance indications
GB/T 131-1993 Mechanical drawings--Surface roughness symbols and methods of indicating