机构地区: 华北水利水电学院水利学院
出 处: 《华北水利水电学院学报》 1996年第1期71-77,共7页
摘 要: 本文基于样条函数,提出了一种能够较为准确地确定土壤水势零通量面埋深的数值方法,详细阐述了该方法的数学原理和计算步骤,并用实例对该方法的实用性进行了验证。 In the paper,a method for determining the depth of zero flux plane of soil water potential is presented based on spline function.Mathematical principle and computational steps of the method are elaborated.The method is finally verified by test example.