At the second part, the paper analysis what cause the cults breed and spread.

The test and research of upward flame spreading along the wall for thin type materials;

It analyses the risk of fire of the old construction and the importance of keeping away and control,researches the spreading ways of fire fume,and aiming at the control methods of fire fume,it puts forward the special realization to increase the function of resisting the fire of old construction,to assure the safety of people.

The image of the growth and spread of the free flame were measured with CCD and computer image processing for several fuels.

By statistic data analyzing, this paper probes into the influence of sprawl of American population and jobs to suburbs on the mode of transportation and land use in the metropolitan areas.

On the causes of international terrorism spreading;

Risk Assessment and Spreading Dynamic Simulation of Post-Earthquake Fire Base on GIS;

Illustrated by her womanism and focusing on the destiny of black women,which is a special group,this thesis analyzs the independent course of black women from the following parts,awakening of the female awareness,returning of the female awareness,spreading of the female awareness and surpassing of the female awareness.