Rapid development and forming simulation for deep drawing parts of orthotropic sheet metal;

Mixed Mesh of Triangle and Quadrangle for Irregular Boundary Surface Development;

The development of a circular cone helicoids with the axis of cone surface and drawing in cad;

Research on development methods and application of CAD system of prac tical sheet metal expansion;

A frame expansion method of operator is used to the phase shift operator of split-step Fourier propagator.

The channel model suitable for TDOA techniques is discussed, and the typical location TDOA algorithm, Taylor series expansion method, is analyzed.

Deployment Testing of Inflatable Membrane Tube;

Simulation analysis of deployment process of inflatable planar antenna structure;

Simulation Prediction of Deployment Dynamics of Inflatable Solar Array;

This paper analyzed the expandability of dish plate keel of the fore and after body of ship hull,compared several expanding and forming methods,and put forward some advices about the application and some problems to which should be pay attention.

By the method,the expanding pictures may be drawn by computer with a high speed and accuracy.

The expanding of criticism on relation between word and meaning in Qing Dynasty s literary theory visual field mainly embodies in two aspects:one is to talk an idea that meaning is the master and word is the guest;the other is an idea that word and meaning depend,rise and fall,and produce each other.

Research on developed view of expandable curved face plate work piece based upon AutoCAD;

The discussion on poetry rhyme of the poetic critics in Ming and Qing Dynasty,develops the classical poetry rhyme theory,promotes and deepens the explanation since the South Dynasty.

With the quick development of computer technology, computer aided design is widely applied to all kinds of fields.