It might happen bigger changes in some sections during continuous dry period or flood period. It can build longer key bend works to prevent unfavourable regime of river ex...
当连续发生枯水期或洪水期时,部分河段的河势可能出现大的变化。
GPS-RTK bathymetric survey technique without tidal observation was successfully applied in Yangtze Estuary Channel Regulation Project for monitoring of river regime near leading jetty.
在长江口航道治理工程中,利用GPS - RTK测量技术实现无验潮水深测量,成功实现了对导堤附近河势的监。
But the flood control projects will bring about a series of changes to the river channel evolution of the Yangtze, the river lake relation and hydrologic regime etc.
但防洪工程建设项目实施后,将给长江河道演变、江湖关系、水文情势等带来一系列的变化。
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