1. At the same time, a specific geometric model of the equations in a small range of parameter values was developed.

2. Transputers for Geometric Modelling: Parallel algorithms for use in graphics application.

3. Based on equation of cutting edges, new geometric model and NC grinding model of rake face of ball end mill with constant normal rake angle are modeled.

4. We presented a new method to construct surface geometric model from volume images.

5. He constructed one geometric model, in which some infinite series with Catalan numbers as coefficients were contained.

6. Three dimensional geometric model and real time display algorithm for simulation of cutting process and method of calculation of light density based on global illumination is proposed.

7. The vertices of geometric model on the surface of object was chosen according to the curvatures which was computed directly from partial derivation of volume image.

8. The rigorous geometric model based on the collinearity equations is the basic model for object positioning of high resolution remotely sensed imagery.

9. For square braiding structures, a representative geometric model of unit cell is presented through studying the actual braiding process.

10. Based upon actual BOF, the geometric model is set up.

11. A purely geometric model is built to calculate the difference in surface free energy.

12. This paper presents a geometric model description methods of the cone gear for final driver of automobile driving axle system based on STEP, and establishes application protocol(ZCAP).

13. This paper depicts the geometric model establishment of coordinate lofting of saddle shape curves and its contents and characteristics, as well as the application method of the program system.

14. Utilizing simplified image formation geometric model, it builds a mathematics' model for image formation of X-ray machine. And it obtains the projection matrix using least-square procedure.

15. The model increment annexation algorithm was devised to annex the incremental model onto primary geometric model at the client to form the modified collaborative CAD model.

16. The efficiency of single - pinhole and multi - pinhole collimator is compared based on a imaging geometric model.

17. A new data representation method called direction quantization representation is presented by simulating a simplified geometric model of biological compound eye.

18. Dynamic physical model makes dynamic and real time response to user operation in a visual physical way, and is the fusion of physical characteristics, geometric model and behaviour model.

19. Depolarization of imperfect metal orthogonal twin mirrors is studied by building a geometric model of the mirrors to change the direction of light ray.

20. Finite element models of a complete stump socket contains geometric model, material characteristics, load condition and model boundary condition.

21. The source spectrum of small-moderate earthquake can be represented by theoretical "Brune" model, the geometric attenuation factor of whole path can be represented by three-segment geometric model.

22. So it is necessary to perform some processing on geometric model before meshing.

23. A new method for fast image generation of quadratic surfaces based on equi- intensity curves is proposed on the basis of the geometric model and the shading model analysis.

24. Taking rigid disk surface as an example, fractal parameters are obtained by means of power spectrum and structure function, providing a proper geometric model for further contact analysis.

25. In this article, I do some work of mathematic model, geometric model, automatic NC programmed by figures interactive processing and NC process simulation.