The study object of many problems comes down to hydrologic time series in the field of hydrology and water resources.

在水文及水资源领域，很多问题的研究对象都涉及到水文时间序列。

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The study object of many problems comes down to hydrologic time series in the field of hydrology and water resources.

在水文及水资源领域，很多问题的研究对象都涉及到水文时间序列。

youdao