长江黄金水道横跨我国西南、华中、华东三大经济带,集“黄金水道”和“黄金海岸”于一身,在我国实施西部开发、中部崛起和东部率先的区域发展战略中地位十分重要。下游深水航道是长江黄金水道中含金量最高的河段之一,在我国经济社会保持持续、快速增长,而资源和环境等约束 The golden channel of the Yangtze River runs across the three major economic zones in southwest, central and east China and integrates the “Golden Waterway” and the “Golden Coast”. In the implementation of the strategy of regional development in western China, central China and eastern China, Very important. The downstream deep-water channel is one of the gold channels with the highest gold content in the Yangtze golden waterway. It maintains a sustained and rapid economic and social growth in our country with constraints on resources and the environment