On support of highway constructing project and principle of restoration ecology,this paper studied the ecological effects of vegetation restoration in highway slope protection on loess plateau.

Ecological effects of integrated management on Yuandang Lake in Xiamen;

a Method of Adding Dynamic Effect to Control of Form in VFP9.0;

Implementing technology of improving words art and dynamic effect in VB;

Moreever the mechanism of realizing dynamic effect in web pages by using Javascript Language was analyzed and illustrated by examples.

In the experiment, normal multinomial regressive experimental design of three factors and three levels was adopted and mathematical models of regeneration effect were set up.

In accordance with the operation of the second stage of regenerator and the mixing between spent catalyst and internal circulation catalyst,the influence of these problems on regeneration effect was also analysised and the suggestions for improvement on these subjects were presented.