The regularity of the formation, development and disappearance of air pressure in the soil unsaturated zone for rainfall infiltration, and also its influence on the infiltration flow were investigated by the special experimental system.

The relationship between saturated hydraulic conductivity K_s and air pressure within rainfall infiltration experiment is investigated by a numerical simu- lation based on a one-dimensional infiltration model.

According to the fashions and momentums of Chinese ancient architecture discussion is made.

As to him,painting should include momentum and artistic atmostherel include vigorous and firm harmony or tender feelings.

Sima Xiangru was one of the most important poets in the Han Dynasty,whose poems are famous for their strong momentum.

This essay tries to conduct further research into the vigor resented in his prose from two aspects: ideological content and artistic technique.

It becomes the essential character background in the vigor of Menciuss essays.

The Demonstration of “Shi”——“Ti-shi”,“Qi-shi”and “Li-shi”;