Because complex situation of river water pollution and less research on government technology in river, it lacks research on water quality purification directly in riverway. At present, the treatment of polluted city river is generally focus water conservancy and hydrology.
由于河流水污染情况复杂,河流内水质治理技术的研究较少,缺乏针对河道内水质净化方面的研究,目前城市污染河流的治理,一般均处于就河流的水利、水文方面的治理。
参考来源 - 城市污染河流水污染控制技术研究·2,447,543篇论文数据,部分数据来源于NoteExpress
以上来源于: WordNet
The establishment of riverway DEM is the basis of riverway analysis and riverbed change.
河道DEM的建立是河道整治、河床演变的基础。
Riverway treatment is a traditional and pragmatical engineering of an ancient and active field.
河道治理是传统实用的工程,是一个古老而活跃的领域。
The riverway cuts across the southeastward ranges of the Qilian Shan thus forms a terrain where gorges alternating with mountains.
河道切过祁连山向东南延伸的余脉,形成峡谷和川地相间分布的形势。
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