根据实测地形和水文泥沙资料，分析了葛洲坝枢纽运用后宜昌河段的河床冲淤变化、推移质和床沙的粗化以及枯水位的变化。
The river channel change, the bed load and bed material armoring, and the water level lowering after the operation of the Gezhouba project are analyzed based on the topographic and hydrologic data.
斜压作用和漏斗状地形的修正，可以解释主要的水文特征。
With corrections by the baroclinic effect and funnel shape topography, the essential hydrological characteristics can be explained.
影响黄土地区地震崩滑敏感性的宏观因素包括活动地质构造、地震断层、地层、地形、水文条件、地震强度等。
The macroscopic factors influencing sensitivity of seismic loess landslides include geological structure, seismic fault, stratum, topography, hydrological condition, seismic intensity etc.
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