Based on fractal theory, time sequence of inundated area of cropland due to flood disaster from 1950 to 1997 are studied.
运用分形理论对1950 ~ 1997年我国洪涝灾害农田成灾面积序列进行了研究。
Calculation of backwater in reservoir is foundational for defining inundated area in a reservoir and demonstration a planned program.
水库回水计算是确定水库淹没范围，进行规划方案论证的基础工作。
Empirical mode decomposition (EMD) method was used to study the fluctuation of inundated area of flood disaster from 1949 to 2002 in Hunan Province.
应用经验模态分解(EMD)方法分析了湖南省1949 ~ 2002年洪涝灾害成灾面积波动情况。
The results indicate that flood disaster systems have fractal characteristics, average time-scale of forecasting inundated area of cropland is 8~9 year.
分析结果表明，洪涝灾害系统的变化具有分形特征，农田成灾面积时间序列的平均可预测时间尺度为8～9年；
Huang was working alone when the flooding occurred and the area where he was in was not inundated.
洪水爆发时黄正独自工作，他所处的地方洪水刚好没到达。
Huang was working alone when the flooding occurred and the area where he was in was not inundated.
洪水爆发时黄正独自工作，他所处的地方洪水刚好没到达。
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