Abstract: Based on the analysis on the measured hydrology and sediment data of Laolonghu waterway one of the typical subsidiary in Zhujiang alluvial fan,the flow condition and sediment transport law are studied deeply,so as to know the sole and complex water dynamics characteristic,it can be referred to by related Project application.

Key words: Lao longhu water way, hydrology and sediment eharacteristie

摘要： 通过对珠江三角洲的典型联通汉河之一—劳龙虎水道的实测水文资料统计分析，深入研究了其水流流态、 泥沙输移规律等各方面水文泥沙情况，以充分认识其独特且复杂的水动力特性，并期能为有关工程应用提供一些 参考。

关键词: 劳龙虎水道, 水文泥沙特性