Based on subjective probability, damage states of easting structures are analyzed and two methods for determining the probability distribution of structure damage index(D) are proposed The problems such as the difference of expert knowledge and its modification and approximate evaluation on the reliability of existing structures are discussed.

In accordance with the contradictions in the probability theory is conception structure and the wide-ranging use of the subjective probability method, we put forward the necessity and importance of utilizing the subjective probability theory in the teaching material of probability theory.

The basic research branches of DA are subjective probability assessment, utility theory, group decision, multiple objective decision making, and competitive decision making.

Determining relative probability of earthquake occurrence in Fujian by using image distinguishing method;

At the same time,we must pay attention to the relative values of crime which comes from the postmodernism philosophy;we can only uphold the Marxist theory as the guide and make the right response.

The theorem of convergence of opinions is an important theorem in the subjective theory of probability.