地下水开采布局不合理和超量开采是水位下降的主要原因。
The main reasons of groundwater descending are irrational distribution of groundwater exploitation and over-exploitation.
多年来，由于超量开采深层地下水，已经引起了严重的地质灾害。
For many years, because of overdraft of the deep groundwater has resulted in serious geologic hazards.
多年来，由于超量开采深层地下水，已经引起了严重的地质灾害。
For many years, because of overdraft of the deep groundwater has resulted in serious geologic hazards.
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