Agricultural non-point pollution is formed by 4 processes of rainfall runoff, soil erosion, surface solution stripping and soil solution seepage.
农业非点源污染主要由降雨径流、土壤侵蚀、地表溶质溶出和土壤溶质渗漏4个过程形成。
Studies on runoff-rainfall relationship are important to understand the hydrological processes and the water balance in a small catchment.
观测了水源区的太行山小流域径流及降雨过程，分析了径流与降雨的关系。
Forest will reduce more runoff yield in strong and short term rainfall processes than in small and long ones.
对强降雨、历时短、产流率大的降雨过程，林地对产流削减作用明显小于对弱降雨、历时长、产流率小的降雨过程。
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