图纸内容还应包括材料部件编号，间隙公差，表面机械加工符号，热处理信息，表面保护，材料重量，以及其他的必要内容。
Drawings will also include the material part Numbers, tolerances clearances, surface machining symbols, heat treatment information, surface protection, material weight and other necessary information.
所有技术文件，技术资料及技术图纸的分类，编号归档工作。
Technical paper classification of all technical documents and files, number and place on file.
所有的图纸和文件都要标明客户名，项目编号，鉴别号。
All documents and drawings shall state the name of Client, Work No., Identification No.
所有的图纸和文件都要标明客户名，项目编号，鉴别号。
All documents and drawings shall state the name of Client, Work No., Identification No.
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