It is called reverse engineering that computer aided technology is used in mechanical parts duplication.
运用计算机辅助技术进行从实物零件到实物的整个复制过程，通常被称为逆向工程。
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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