土娄土、黑垆土脲酶活性与时间及土壤缓冲量之间的关系为二元线性回归方程。
The equation among Lou soil and Heilu soil urease activity and time and their buffering values is quadratic linear regression equation.
将降深表达式中的两个井函数利用其展开式的前三项作为其近似式，建立一个二元线性回归方程。
Taking the first three teams of the expression of Theis exact solution as the approximation of the two wall functions describing the drawdown, the binary linear regression expression is developed.
应用回归分析，建立了火灾与气象因素的二元线性回归方程，给出了方程的剩余标准差，对方程的精度进行了检验。
Based on the regression analysis, binary linear regression equation related to fire and weather factors has been established.
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