The improvement of the river water environment is an important content of river training.
改善河道水环境是河道整治的重要内容。
Through the river model experiment , the tech-economic reasonable river improvement measures are studied.
通过河工模型试验，应研究出技术可行、经济合理的整治方案。
Through the river model experiment , the tech-economic reasonable river improvement measures are studied.
通过河工模型试验，应研究出技术可行、经济合理的整治方案。
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