This paper gives a comprehensive study of infrastructure,superstructure and other elements which affect the bonding structure and puts forward a convenientcheck formula in orderto ensure the safe- ty of the building after its storeys increase.

The ORIGIN is used for fitting the experience formula to the enthalpy-temperature data of foods and the derivative of the experience formula is calculated in the paper.

Radiation-calculating experience formula has been established based on the true values of the solar radiation and sunlight of Ganzhou and Nanchang station.

An approach to find empirical formula for mine ventilation using rough set theory;

Application of empirical formula to describe effective permittivity of microwave-assisted chemical reaction;

Analysis of variability of empirical formulas for foundation bearing capacities;

Distribution of droplet diameters and the spline of their empirical equation for spiral nozzle;

The empirical equation of milling force is achieved by regression analysis method,and proved to be tried.

The dynameter is of the model 9257B, made by Kistler Corporation of Switzrland By the data obtained from the experimental study and the use of statistic method, an empirical equation of threedimensional burnishing force on an aluminium alloy(LY12) workpiece with a cylinderical polycrystalline diamond tool is es.