文章详细信息 关键词: 河流治理;;中游;;拦沙;;河口;;造陆;;黄河 [gap=507]Keywords: river control;middle Yellow River;sediment retaining;estuary;continent-making;Yellow River
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干旱河道的生态环境修复模式探索——以滹沱河(石家庄段)生态环境综合治理研究为例 - 景观设计-园林学习网-筑景人 关键字:滹沱河;生态环境;河流治理 [gap=916]Key words] Hutuo River,ecological environment,river improvement
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中小河流治理工程中桥梁设计与施工的一些问题之探讨-论文-捷迅论文网 关键词:河流治理;桥梁;预制板;铰缝;伸缩缝 [gap=469]Key words: rivers, bridges, precast plate, hinge joint, expansion joint
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...科技资讯 - 水资讯网 关键词: 河工模型; 河流治理; 河流开发; 河流保护 [gap=710]Key words: physical model; river regulation; river development; river protection ...
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Firstly, by reviewing the theories and practices from both domestic and overseas on urban river management, this thesis elaborated on the topic of urban river’s concept and connotation from the perspective of ecological system.
本文在对国内外有关城市河流治理的理论与实践总结研究的基础上,从河流生态系统等角度阐述了相关概念及内涵。
参考来源 - 对北京城市河流生态治理的理论与方法初探·2,447,543篇论文数据,部分数据来源于NoteExpress
我国许多城市针对市民对城市河流功能的需求,开展了河流治理、沿岸景观治理工程。
Until Now, many cities have carried out river regulation as well as coastal landscape management project according to what states above.
影响肥力变化的因子包括河流治理、施肥、高产品种使用后种植制度和土地利用程度的变化等等。
The factors affecting soil fertility are: river harnessing, fertilizer application, and the changes in cropping system and land utilization after the adoption of high yield hybrid verities.
我们必须治理那些每年泛滥的河流。
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