地下水的提取是否会引起河流与湿地的减削？
Does Groundwater Abstraction Cause Degradation of Rivers and Wetlands?
提取出的成分具有线性无关的特点，对地下水动态变化有较好的解释能力，利于建模和预测。
The abstracted components, having the property of linearly independence, can explain the groundwater dynamic characteristics better and are more favorable for modeling and forecasting.
最后以苏锡常地区为例，通过对提取结果的分析，提出了该地区地下水开采应注意的一些问题。
In the end, this paper takes Su-Xi-Chang area as a study site, analyzes the extracted and visualized spatial characteristics, and gives some suggestion on the rational groundwater exploiting.
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