In the natural channel, though the evolution of river regime has a certain randomness, there still due patterns can be followed.

在天然河道中，河势演变虽具有一定的随机性，但仍有一定的规律可循。

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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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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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