Engineering calculation and mechanical design are done, based on the function analysis.
在压印机机械结构功能分析的基础上，进行了工程计算与结构设计。
I have been teaching courses such as Engineering Graphics, Computer Aided Drawing and Mechanical Design.
主要教授课程：工程图学、计算机辅助制图、机械设计。
I have been teaching courses such as Engineering Graphics, Computer Aided Drawing and Mechanical Design.
主要教授课程：工程图学、计算机辅助制图、机械设计。
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