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Application research on the investigation and evaluation of the groundwater resource potentials in the test area of north China using remote sensing technique

机译:遥感技术在华北试验区地下水资源潜力调查与评价中的应用研究

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North China Plain covers an area of 140,000km~2. Because of groundwater overdraft for many years, the level is rapidly fallen, shallow water-bearing bed seriously drained, and deep one appears many large-scale drawdown cones. The shortage of groundwater resources cause a tense situation in urban, industry and agriculture water-supply. Under the situation, it is a urgent to us to investigate and evaluate the groundwater useful Potentials. The north part of Taihang Mountain front plain is chosen as a test region using remote sensing technique. Landsat-7TM image and aerial colour infrared image are used in the work.. Through a comprehensive analysis and study of satellite and aerial images and other related data, the following results are obtained. ① The alluvial and flood deposit fans are exactly delimitated. ② The spacial overlapping relations between different fans are defined. ③ Palaeochannels are interpreted in detail. ④ Ten shallow-buried areas of groundwater and one groundwater discharge are discovered. ① ⑤All surface sediment types and all kinds of microgeomorphic bodies are interpreted, i rich groundwater areas are definited, and two of all are confirmed by a geological examination.
机译:华北平原面积140,000km〜2。由于多年的地下水透支,水位迅速下降,浅层含水层严重排干,深层出现了许多大型的回缩锥。地下水资源的短缺造成了城市,工业和农业供水的紧张局面。在这种情况下,我们迫切需要调查和评估地下水的有用潜力。太行山前平原北部采用遥感技术作为试验区。本工作使用Landsat-7TM影像和航空彩色红外影像。通过对卫星和航空影像以及其他相关数据的综合分析和研究,得出以下结果。 ①冲积扇和洪水冲积扇正好划界。 ②定义了不同风扇之间的空间重叠关系。 ③详细解释古河道。 ④发现了十个浅埋地下水区和一个地下水排放区。 ①⑤解释了所有地表沉积物类型和各种微地貌体,确定了丰富的地下水区域,并通过地质检查确定了其中的两个。

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