regression equation coefficient 回归方程系数

equation with constant coefficient [数] 常系数方程

Differential Equation with Variable Coefficient 变数系数微分方程式

linear constant-coefficient difference equation 差分方程 ; 线性常系数差分方程

Linear Constant-Coefficient Differential Equation 线性常系数微分方程

generalized variable coefficient Burgers equation 广义变系数Burgers方程

coefficient equation 逸度系数方程

activity coefficient equation 活度系数方程