Climate fluctuation is one of the primary factors which influence the variation of runoff and sediment.
气候波动是影响径流、泥沙变化的主要因素之一。
Based on the supplying resources, ground water was considered as the primary resource to the main runoff in the freezing period.
封冻期径流成分按补给来源分主要以地下水补给为主。
Based on the primary qualitative method, we propose an annual runoff prediction model using weighted sum of wavelet coefficients of major periods to predict the periodic components.
本文在原有定性分析方法的基础上，提出基于年径流时间序列主周期小波系数加权求和预测周期成分的年径流预测模型。
Even the forest coverage recovered to an equal level, the ability of plantation to regulate runoff could hardly still returned to the primary level.
逐渐恢复的人工落叶松林对径流的调节能力在一定时期内难以恢复到原始水平。
Even the forest coverage recovered to an equal level, the ability of plantation to regulate runoff could hardly still returned to the primary level.
逐渐恢复的人工落叶松林对径流的调节能力在一定时期内难以恢复到原始水平。
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