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- All units shall strengthen the prevention and control of water pollution to protect and improve water quality. 各單位應當加強水污染防治工作,保護和改善水質。
- It is necessary to take ecological restoration to improve water quality in ecosystem destructed headwaters area of reservoir. 摘要為改善和保證庫區水體水質,有必要對生態系統受到破壞的水庫水源地進行生態修復。
- Scientists say the trees can also improve water quality around farms by removing pollutants from soil and groundwater. 科學家說樹木也可以通過出去土壤及地下水中的污染物質以改善農田附近的水質。
- Trees can also improve water quality around farms by removing pollutants from soil and groundwater. 樹還可以通過土壤和地下水排走污染物,改善農場的水質。
- Working with our neighbours is also important to achieving our goals to improve water quality,but again there is much we must do within Hong Kong. 與鄰近地方合作,對達致我們改善水質的目標也是重要的。但同樣地,我們在香港要做的事何其多。
- The information will help users learn about the causes of unsafe drinking water and technologies that can improve water quality. 這些信息將有助於使用者學到有關不安全飲用水的導致原因及能改善水質量的科學技術。
- Article 6: All units shall strengthen the prevention and control of water pollution to protect and improve water quality. 第六條 各單位應當加強水污染防治工作,保護和改善水質。
- Also ten thousand free copies of DVD versions of the information were go to nongovernmental groups working to improve water quality. 同時,一萬張含有這些信息的免費DVD光碟分發給了致力於改善水質量的非政府組織。
- Also, 10 thousand free copies of DVD versions of the information will go to nongovernmental groups working to improve water quality. 同時,將有10000份信息的DVD拷貝版本提供給致力於改善水質的非政府機構。
- Also, 10000 free copies of DVD versions of the information will go to nongovernmental groups working to improve water quality. 同時,相關信息的1萬張免費DVD版本將發放給那些努力改善水質量的非政府組織。
- Working with our neighbours is also important to achieving our goals to improve water quality, but again there is much we must do within Hong Kong. 與鄰近地方合作,對達致我們改善水質的目標也是重要的。但同樣地,我們在香港要做的事何其多。
- The areas of preservation of water source of Chaihe reservoir play important roles to protect and improve water quality. 簡述了柴河水庫水源涵養對保護水源水質、改善水質的作用;
- The aquatic environment and the influence elementof Er Wang Zhuang reservoir were analysed in the paper.And then technical information was produced so to improve water quality. 對引灤輸水調劑水庫爾王莊水庫的水生生態環境和富營養化情況進行了分析,剖析了水質影響因素,為改善爾王莊水庫水質提供了有利技術依據。
- Ruppiaceae L. and its associated algal community improve water quality, dampen incoming waves, and prevent the erosion of the coastline by the sea.Because Ruppiac... 科學管理川蔓藻,對水體環境的改善、海洋污染的治理和濕地生物多樣性下降的緩解具有重要價值。
- Improved water quality will stimulate agricultural production and improve quality of life. 水質優化更會促進農業生產,提高生活質量。
- Abstract: To improve water quality of a running water plant,headwater of which is the Fuyang River in Handan City.Using bone glue as a coagulant,the static and unstatic experiments are carried out, the optimum bone glue dosage is found out. 文摘:針對邯鄲市滏陽河水的水質特點及地表水廠的現狀,在不進行大規模的土建改造和大幅度提高運行費用的前提下,採用骨膠作為助凝劑,進行靜態實驗和動態實驗,尋找出骨膠的最佳投量範圍,達到了改善水質的目的。
- And they act as a windbreak, reducing heating costs in the winter.Scientists say the trees can also improve water quality around farms by removing pollutants from soil and groundwater. 科學家指出,樹木可以濾去土壤和地下水中的污染物,從而改善了農場周圍的水質。
- Consequently, to understand the reason for forming periodic algal bloom, is necessary for improving water quality in this reservoir. 所以對於新山水庫,必須了解形成藻華現象的原因,方能採取適當措施,預防優養問題發生。
- XU ZAI-KUAN.A study on improving water quality by water hyacinth[J].Journal of Nanjing Forestry University,2000,24(suppl):116-117. [11]徐在寬.;水葫蘆對水質改良效果的研究[J]