【摘要】 通过实验室大型水槽内的模型试验和理论分析，对高速铁路长江沉管隧道基槽开挖过程中长江水流输砂量的变化以及泥砂冲淤对环境的影响作了研究，研究结果为高速铁路长江沉管隧道的初步设计提供依据更多还原

【Abstract】 Through experiments in laboratory and theoretical analysis, variation of amount of carrying mud and sand by water flow and environmental influence of scouring and silting of mud and sand caused by excavating foundation trench of the immersed tunnel in the Yangtze River are studied. The results of this study have provided basis for preliminary design of the immersed tunnel of the high speed railway in the Yangtze River.更多还原