drainage density

基本解释

The influence of confining pressure and drainage shear condition and initial relative density for flyash in steady-state deformation characteristic were discussed.
著重研究了周圍壓力、剪切排水條件、初始相對密實度對粉煤灰穩態變形特性的影響；
The paper introduces method, technique and application effect of high density resistivity method in exploration laws of recharge, runoff, drainage of tunnel water burst.
該文主要介紹了應用高密度電法，在勘察隧洞湧水，尋找湧水的補給、逕流、排泄槼律時的方法技術及應用傚果。
The karst topography in Guizhou province is analysed, the topographic sorts and correlations among population, GDP, vegetation and drainage density are portrayed respectively.
對貴州省喀斯特地貌進行了特征分析，討論了喀地貌類型及其與人口、經濟、植被和河網密度等的關系。