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.
着重研究了周围压力、剪切排水条件、初始相对密实度对粉煤灰稳态变形特性的影响；
The paper introduces method, technique and application effect of high density resistivity method in exploration laws of recharge, runoff, drainage of tunnel water burst.
该文主要介绍了应用高密度电法，在勘察隧洞涌水，寻找涌水的补给、径流、排泄规律时的方法技术及应用效果。
The karst topography in Guizhou province is analysed, the topographic sorts and correlations among population, GDP, vegetation and drainage density are portrayed respectively.
对贵州省喀斯特地貌进行了特征分析，讨论了喀地貌类型及其与人口、经济、植被和河网密度等的关系。