森林湿地包含大范围的水文地形环境，这也是影响湿地功能的最重要因素。
Forested wetlands encompass a wide range of hydro-geomorphic Settings, which is also the most important factor affecting wetland function.
山区地形、地质、水文、气候条件十分复杂，在山区高速公路线形设计方面必然存在诸多问题。
The mountainous terrain, geology, hydrology, climate conditions are very complicated, there are many problems existing in the highway alignment design.
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.
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