Zheng Yong-zhang
Abstract
This essay makes an analysis about the current situation in the research of major three-dimensional CAD systems home and abroad,and at great length compares the major CAD softwares'developing and module-building methods,their main functions and features,and their developments etc.
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This essay makes an analysis about the current situation in the research of major three-dimensional CAD systems home and abroad,and at great length compares the major CAD softwares'developing and module-building methods,their main functions and features,and their developments etc.
Key concepts: CAD, Computer science, Engineering drawing, Data science, Engineering