With simplifying the theoretical formularies, then present the specific designing methods: calculating method and experience method.

Design methods of the electric devices control mainly including experience method and logical method.

Chemical measurement method was used to observe the storing stability of the natural reserved samples of 4 chemical disinfectants in different areas (Guangzhou, Beijing and Harbin) of China and was compared with the empirical method.

With the real stratified foundation of an engineering works as an example,the static method,empirical method and pile foundation finite element method are used to study the varying relations of ultimate bearing capacity of single pile under the different conditions of the pile length, pile radius and the ratio of pile length to radiu.

Dewey thought empirical method which can only reveal this integration was based on primitive experience and it offered men a way of continual inquiry.

Rational Knowledge of Judicial Experience;

In China s judicial practice,there are two informal systems to integrate individual judicial experience.

Dewey claims that the empirical method is the only method to solve the problem of traditional philosophical dualism.

The reconstruction result is compared between the empirical method and the modified Feltcher method in selecting damping factor.

Experience rule is the knowledge about the property of things and the normal relations between things,and is always a local knowledge in a special period.

Under the circumstances of the direct evidence s absence,it s a good way to be inferred as a fact from the demonstration of secondary evidence by exploiting related experience rules.