认识侵蚀产沙过程中的尺度转换方法是进行不同尺度间侵蚀产沙模拟和尺度转换的基础。
Understanding the methods of scale transfer in the processes of sediment yield is the base of soil erosion and sediment yield modeling in different scales and scale transfer.
本文介绍了土壤水研究理念和方法的演进，综述了土壤水尺度转换方法，讨论了流域尺度土壤水研究进展；
This article states the processes of relevant theories and methodologies, reviews scaling in soil moisture and discusses soil water study at river basin scale.
本文在介绍了侵蚀产沙的尺度特征后，对侵蚀产沙尺度转换的类型和理论方法进行了总结，最后还强调了尺度转换中应注意的问题。
This paper introduces soil erosion and sediment yield scale features, scale transfer styles and theory methods, and the necessity to pay attention to the problems of scale transfer.
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