这种“翻滚侵蚀”现象在山区、丘陵区、漫川漫岗区的坡耕地耕作中是十分突出和十分严重的，不能不引起我们对它的高度重视。
This kind of "rolling erosion" phenomenon is outstanding and very serious on the sloping fields in mountain and hilly area, worthing our's attention.
因此，要加强中常洪水的调度，确保滩区安全，把中常洪水造成的漫滩损失减小到最低。
So it is required to strengthen the dispatching of average frequent floods, and to ensure the safety of beach areas, and to minimize the loss.
将时间序列的季节模型用于人民胜利渠古黄河背河洼区、漫滩区月平均地下水埋深动态建模之中。
The seasonal model of time series is used for modelling the monthly average groundwater table of the depression area of the old yellow river in the People' s Victory Canal District.
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