Applying the principle of energy of apple bruising, regression equation for the law of apple bruising is set up through regressive computation.
利用苹果损伤的能量原理，经回归计算，获得表示静重损伤规律的回归方程。
2
In the experiment, normal multinomial regressive experimental design of three factors and three levels was adopted and mathematical models of regeneration effect were set up.
试验中采用了三因素三水平正交多项式回归设计，并建立了影响再生效果的数学模型。
3
The measuring range of electric quantity sensor is divided into two parts, the regressive equations are respectively set up and realized it using circuits.