提出拦蓄系数的概念 ，来衡量塘堰拦蓄地表径流的能力 ，并通过实例来说明拦蓄系数的计算及其应用。
This paper proposes a concept of interception coefficient to measure the ponds capacity of surface runoff interception and shows the calculation, calibration and application through case study.
坡面工程措施和造林可减小径流系数，能有效地拦蓄地表径流。
Adopting engineering measure and planting tree can decrease ground runoff coefficient and hold back ground runoff effectively.
坡面工程措施和造林可减小径流系数，能有效地拦蓄地表径流。
Adopting engineering measure and planting tree can decrease ground runoff coefficient and hold back ground runoff effectively.
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