The rural members realized the vertical social mobility through imperial examinations, education, joined the army, business and other ways under the influences of three forces: rural crisis forces of modernization and public pursuit.

For acquiring present formation pressure of gas well in time and providing a basis for geologic study and interpretation, dynamic analysis and reservoir potential calculation, a facility method to calculate formation pressure of gas well is presented on base of systemic well test principle of gas well and vertical pipe flowing theory.

One is an existing inconsistency between the hypothesis and the potential applied in vertical radial flows, the other is a conditional formula in anisotropism formation.

Research of the farmers′ continuing education from the perspective of social mobility;

The view of social mobility on Imperial civil service examinalion system;

Research into social mobility from the perspectives of cultural studies;

Education,social class and social flow;

After its first appearance in human society, money has gradually become the catalyst of human socialization, the accelerator of social flow, the engine of social interaction as well as one of the bases of social classification.

The changes of social roles, the breakup of social status, the weakening of social integration and the quickening of social flow, all these factors constitute the main causes for the increase and spread of female crimes.