The paper studies a method for establishing the knowledge base of the rotating parts of numerical control machines,presents a prediction method for digging data by using a user-oriented optimum knowledge quantity property reduction algorithm.

1 CC,the formula is set up between the continuous casting heats of tundish and the uses of metal band,which give out the optimal continuous casting heats of tundish and optimum number of inserting metal band in different conditions of steel species.

Study of the best fertilizer quantity of new veriety Yanshai 6 Sun-cured Tobacco;

16mm is the best in five aspects: stem structure,package,low proportion of craft damage,esthetic quality and tipping quality.

The paper describes the method of determining the best turbine of wind farm,based on a example of Huanghua wind farm.

In this paper,the economic cybernetics model is used to study the optimization-mining period for coal resource.

The performance of the system using enhanced FM-EDCSK technique was evaluated in context of noise, multipath channels and the optimization M valueis was given.

About Optimal Lebesgue Function Type Sums;

It put forward the method of choosing the optimal end-expiratory positive pressure,the newest viewpoint,and problems need to be solved during the process.

This article provided a calculation method to determinate the optimal temperature rise for circulating water systems.

Study of the best topping period of new variety Yanshai 6 of Sun-cured Tobacco;

Through many years teaching experience,studying and researching,the writer of this article has found the conditions for the best teaching effect,styles and methods to achieve the teaching goals,all of which makes the desire to study is maximum.