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- Adjust the water ecological environment, improve dissolving oxygen amount, extend changing water time. 调整水体生态环境，提高溶氧量，延长换水时间。
- Frequent floods disaster, inadequate water resources and deteriorative water ecological environment are great threat to China. 我国不仅洪涝灾害频繁,而且水资源短缺和水环境、水生态恶化问题突出。
- Scientifically regulating water resources, improving Luan River downstream water ecological environment 科学调配水资源改善滦河下游水生态环境
- Soil Water Ecological Environment on the Man-made Woodland and Grassland in Loess Hilly Region 黄土丘陵区人工林草地的土壤水分生态环境
- On the Water Ecology Environment Pollution in Zhengzhou 郑州市区域水生态环境污染研究
- Water also constitutes an important part of the earth's ecological environment. 水是地球生态环境的重要组成部份。
- water ecological environment 水生态环境
- Fragility of the Ecological Environment iii Tarim River Basin. 塔里木内陆河流域生态环境脆弱性分析。
- Ecological environment development made new progress. 生态环境建设取得新进展。
- Exploration and Analysis of Ecological Environment in School P.E. 学校体育的生态环境探析。
- Energetically strengthening ecological environment construction. （4）大力加强生态环境建设。
- As a case study, the economic benefit of ecological environment water supply is calculated for an estuarine region. 最后以某河口地区为例，计算了该地区生态环境供水的经济效益。
- Keywords Jin Shan Mong;Coal resources;ecological environment. 关键词晋陕蒙;煤炭资源;生态环境;
- Mining subsidence affects ecological environment of minefield. 采煤塌陷,严重破坏了矿区的生态环境。
- Tennant method is one of the method widely used on water demand of ecological environment. 田纳特法是目前广泛应用的生态环境需水量确定方法之一。
- Mining ilmenite makes serious surface water pollution,and degenerates ecological environment. 钛矿开采严重污染地表水,并使矿区生态环境普遍退化。
- Efforts were intensified to conserve and improve the ecological environment. 生态环境保护和建设力度加大。
- Systematic analysis on water ecological adaptability of upland crops in Ioess hilly zone. 黄土丘陵区旱地作物水分生态适应性系统评价。
- Hyacinth is one of hydrophytes that studied earliest and most completely in water ecological restoration. 水葫芦是水生态修复中研究最早和最深入的水生植物之一。
- Linhe face with the unique topography of water to the natural ecological environment as a major style areas. 借助临河面水的独特地形，以生态自然作为小区环境的主要风格。
