To the shortage of traditional clustering algorithm when dealing data with complicated distribution, a novel hierarchical clustering method based-on the rotated super-box and gravitation fusion(RBGFCA) is presented in this paper.

Chinese economic reform is accompanied by the transition from segmentation to integration between rural and urban labor markets.

And these three parts are not only related with one another,but also are differentiated from one another, among which market convergence serves as the guidance of technologic convergence and the basis of industrial convergence.

Study on velocity of light in gravitational field;

Motion of particle in quadratic gravitational field caused by rotating body;

A new method of calculating the deflection of light by gravitational field