The 2009 OCEA winner Orange County's Groundwater Replenishing System helped tackle the first part of that equation, increasing supply by purifying wastewater.
This paper discusses and introduces several kinds of commonly used model of stochastic differential equation and the method of solution in the groundwater movement.
该文探讨和介绍了地下水运动中几类常用的随机微分方程模型与求解方法。
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In this paper the sorption (desorption) behaviour of selenium (in simulated groundwater) (with clay) and the sorption (desorption) isotherm equation was studied.