By discussing the relations between transition probabilities and expected duration of stay and working intensity and losing intensity,this paper obtains a result that working transition probabilities and expected duration of stay and working intensity have the same increasing or decreasing properties,but losing transition probability is just contra.

The up-dated fracture mirror method was applied to evaluation of the in-situ strength of fibers in ceramic composites.

Investigation of the reaction of earlier and later stage medical students to the reform of employment system;

The reform of the employment system in our country experienced from "unified management and integrated distribution" of the planned economic system to "two-way choice and independent job selection" of the market economic system.

Alter the analysis on the condition of the implement of normal students free education,it is found that several factors are beneficial for the new system design of normal students free education,such as enrollment system,cultivation system,employment system and the popularization of normal students free education system.

The specific methods for the graduation eduction in the reform for the employment institution were expounded in the content, form and affect of the graduation education.