本文建立了水文地质参数趋势分析方程,并且分析了江汉平原沙洋地区水文地质参数的变化规律,为合理的进行水文地质参数分区和分析水文地质参数的变化规律提供了科学的依据。 In this paper, the trend analysis equation of hydrogeological parameters is established, and the variation regularity of hydrogeological parameters in Shayang area of ​​Jianghan Plain is analyzed, which provides a scientific basis for the reasonable division of hydrogeological parameters and the analysis of the change rule of hydrogeological parameters.