【摘要】 为给长江中游周天河段航道整治提供基础性技术支撑,对该河段开展了河床演变及碍航特性研究。基于已有研究成果,采用实测资料分析的方法,研究河段近期演变规律、航道存在的问题及碍航特性,并对河床演变和航道条件变化趋势进行预测。结合该段航道整治目标,提出航道治理的总体思路。更多还原

【Abstract】 To provide a basic support for the channel regulations of Zhoutian river in the middle reach of the Yangtze River, this paper researches the fluvial processes and navigation-obstructing characteristics. Based on the existing research result,this paper analyzes the real-measured data,studies the river evolution,waterway problems and navigation-obstructing characteristics, and predicts the trends of river evolution and channel conditions.According to the waterway regulation target,the general regulation idea is proposed.更多还原