In river channel regulating engineering, some success has been achieved in the application of hook groynes.

在河道治理工程中，折线导流坝的应用有一定的成效。

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In river channel regulating engineering, some success has been achieved in the application of hook groynes.

在河道治理工程中，折线导流坝的应用有一定的成效。

youdao