The study team used a method called linear regression to calculate the number of Earth's species.
该研究团队用以计算地球物种数量的是一种叫线性回归的方法。
The asymptotic regression function formulae were adopted to identify the relationships between the vegetation coverage and the Numbers of bird species and individuals.
利用线性回归方程来确定植被郁闭度和鸟类数量和鸟类密度的关系。
Based on the data of forest resources inventories of Henan Province in 2003, forest biomass carbon storage is estimated using regression equation between biomass of various tree species and volume.
利用2003年河南省森林资源清查资料，建立不同优势树种生物量与蓄积量之间的回归方程，对河南省森林的碳储量进行了推算。
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