To settle the problem,the concept of fast-reconstruction of ascent trajectory is proposed,a new ascent trajectory can be gained by the fast-reconstruction without the newly trajectory optimization or design.

Research on technology of surface reconstruction in reverse engineering;

The Nurbs Surface Reconstruction for the Turbine Blade Scatted Points Based on FEM;

The Thinning Method for Measured Points Cloud in Surface Reconstruction;

The algorithm of Numerical control processing impeller free curved surface reconstruction;

The research actuality of key technologies relevant to the complex surface measurements such as data acquiring, curved surface reconstruction, probe radius compensation and deviation assessment is summarized.

This paper studied on free curved surface reconstruction of hand-drawing with reverse technology and "point-surface" CAD model reconstruction.

The article aims at the specialty of the motorcycle panel, provides the own opinion of motorcycle-framework established, emphasizes preference of model characteristic line, and summarizes experience and rule of surface reconstructing.