To reduce the amount of labor in the sheet metal stamping industry, improve the processing efficiency and safety factor and realize the automatic production of
The most difficult problem in surface intersection is to determinate all the initial tracing points. Collinear normal line is a power tool for solving this prob
Stiffener is the important missile structure to ensure the structural strength of the missile. In order to improve the design efficiency and the quality of the
In order to achieve integration of electrmotion and manual operation for manual forklift, this paper designs an improved manual forklift. We select the appropri
Complex urban scenery is generally composed of gigantic amount of detailed buildings, efficient representation and rendering are essential for its visualization
Paper-cut is one of the oldest folk arts of Han nationality,to give people visual space through feeling and artistic enjoyment.With the development of moderniza