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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(zhì)。
- 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(zhì)，有必要對生態(tài)系統受到破壞的水庫水源地進(jìn)行生態(tài)修復。
- Scientists say the trees can also improve water quality around farms by removing pollutants from soil and groundwater. 科學(xué)家說(shuō)樹(shù)木也可以通過(guò)出去土壤及地下水中的污染物質(zhì)以改善農田附近的水質(zhì)。
- Trees can also improve water quality around farms by removing pollutants from soil and groundwater. 樹(shù)還可以通過(guò)土壤和地下水排走污染物，改善農場(chǎng)的水質(zhì)。
- 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(zhì)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. 這些信息將有助于使用者學(xué)到有關(guān)不安全飲用水的導致原因及能改善水質(zhì)量的科學(xué)技術(shù)。
- 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(zhì)。
- Also ten thousand free copies of DVD versions of the information were go to nongovernmental groups working to improve water quality. 同時(shí)，一萬(wàn)張含有這些信息的免費DVD光盤(pán)分發(fā)給了致力于改善水質(zhì)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(shí)，將有10000份信息的DVD拷貝版本提供給致力于改善水質(zhì)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(shí)，相關(guān)信息的1萬(wàn)張免費DVD版本將發(fā)放給那些努力改善水質(zhì)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(zhì)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(jiǎn)述了柴河水庫水源涵養對保護水源水質(zhì)、改善水質(zhì)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(tài)環(huán)境和富營(yíng)養化情況進(jìn)行了分析,剖析了水質(zhì)影響因素,為改善爾王莊水庫水質(zhì)提供了有利技術(shù)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(xué)管理川蔓藻,對水體環(huán)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(jià)值。
- Improved water quality will stimulate agricultural production and improve quality of life. 水質(zhì)優(yōu)化更會(huì )促進(jìn)農業(yè)生產(chǎn),提高生活質(zhì)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(yáng)河水的水質(zhì)特點(diǎn)及地表水廠(chǎng)的現狀，在不進(jìn)行大規模的土建改造和大幅度提高運行費用的前提下，采用骨膠作為助凝劑，進(jìn)行靜態(tài)實(shí)驗和動(dòng)態(tài)實(shí)驗，尋找出骨膠的最佳投量范圍，達到了改善水質(zhì)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(xué)家指出，樹(shù)木可以濾去土壤和地下水中的污染物，從而改善了農場(chǎng)周?chē)乃|(zhì)。
- Consequently, to understand the reason for forming periodic algal bloom, is necessary for improving water quality in this reservoir. 所以對于新山水庫，必須了解形成藻華現象的原因，方能采取適當措施，預防優(yōu)養問(wèn)題發(fā)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(zhì)改良效果的研究[J]
