This paper indicates the principle and method of laying aperture of bridge and introducer the practical experiment on river rectification.

简述桥孔设计的原则和方法，并谈了河道整治的体会。

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The necessity and feasibility of rectifying and exploiting the lower reaches of the Lushui River is demonstrated and some ideas on rectification and exploitation are put forward.

论证了陆水河下游河段治理开发的必要性和可行性，提出了治理开发的基本构想。

youdao

The necessity and feasibility of rectifying and exploiting the lower reaches of the Lushui River is demonstrated and some ideas on rectification and exploitation are put forward.

论证了陆水河下游河段治理开发的必要性和可行性，提出了治理开发的基本构想。

youdao