river scheme 中文意思是什麼

river scheme 解釋
河道取水工程
  • river : n 1 河,江。 Rriver Thames 或 the R Thames 泰晤士河; the Hudson R 〈美國〉哈得孫河。 the Rriver ...
  • scheme : n 1 計劃;方案;路線;設計。2 系統;配合;組織。3 綱目;表;清單;分類表;大綱。4 謀劃,策劃;詭...
  1. Study and practice of the scheme of unclosed levee and overflow weir type levee in qiantang river

    錢塘江開口式及滾水堰式堤防的研究與實踐
  2. In the paper, river and the downstream area of dike are regarded as a whole system, and hydraulic model of coupling 1 - d river and gradual dike - break is established, therein the preissmann implicit difference scheme is applied to main river, and the fvm ( finite volume method ) is applied to the breach and polder

    本文將河道與堤壩下游區域視為一個整體,對于單一河道採用preissmann四點隱式差分格式計算,對于潰口及圩區採用有限體積法,建立了一維河道與堤壩漸潰耦聯的水力模型,也是一維、二維耦合的水流模型。
  3. General construction scheme of rigid - frame open spandrel arch of youxizhou minjiang river bridge in fuzhou

    福州尤溪洲閩江大橋空腹式剛架拱總體施工方案
  4. Dongshen - hong kong water supply scheme to channel dongjiang water to flow southward to shenzhen requires to convert one of the tributaries flowing north to dongjiang - the shima river - into an artificial canal by pumping of water from the shima river from its lower course to its upper course

    東深供水工程,引東江水南流至深圳市,需將其中一條原本由南向北流入東江的支流石馬河變成一條人工運河,河水由下游抽回上游,逆流而上,工程因而相當艱巨。
  5. The improved scheme can ensure the south branch to be open to navigation and the flow here not to be broken in low water seasons, and it will have active effect on protecting the south branch and fuyuan town. this study is an attempt of applying three - dimensional mathematical model in analogue calculation and analysis of flow, sediment and riverbed movements in a long river reach. it is very important for the future thorough research, and has great significance for promoting the application of the three - dimensional model to resolve

    本研究是三維數學模型對較長河段水流、泥沙、河床運動模擬計算分析的一次嘗試,其對今後進一步深入研究和應用三維模型解決工程實際問題,完善模擬方法、提高模擬水平,真正發揮數學模型其省時、省力、靈活方便和模擬細膩等在研究水沙運動規律和河床變形等方面研究中優勢具有重要的意義。
  6. Introduce a pilot emissions trading scheme among power plants in hong kong and guangdong to optimise the use of resources in the reduction of emissions in the same air shed as part of our current programme with the guangdong provincial government to improve air quality in the pearl river delta region

    在香港與廣東省的發電廠之間進行排污交易試驗計劃,以期善用資源,在同一空氣域減少廢氣排放。這是與廣東省政府改善珠江三角洲空氣素質計劃的一部分。
  7. By analyzing on nature, society and economy conditions as well as distribution characteristics of sand source in the lower lhasa river valley, put forward a series of comprehensive renovation scheme to harness sand sources, mainly including dredging channel, planting farmland shelter - forest network, constructing arbor - bush - herb shelter forest and shifting sand stabilization, this scheme will not only control blown - sand threat, and improve local ecological environment ; at the same time, also lay the strong foundation for enlarging lhasa city space and effectively utilizing local resource, embody a sustainable thought on how to make comprehensive renovation in high cold valley region

    摘要在深入分析本區自然社會經濟條件和風沙源分佈特徵基礎上,提出把拉薩河下遊河道疏浚與風沙源治理相結合,以河道疏浚、農田防護林、喬灌草防風護沙林和流沙固定等物理工程、生物和機械措施為主體,進行風沙源綜合整治,一方面可有效控制風沙災害的威脅,改善河谷區生態環境,同時為拉薩市城市空間發展和當地資源的有效利用奠定了基礎,體現了在高寒河谷區進行風沙源綜合整治的可持續性思路。
  8. Based on the detailed investigation, the distribution of cracks in capping beam of the abutment of huaihe river bridge on the national road 107 is presented, the causes leading to the cracks are thoroughly analyzed, and the construction scheme and methods for remedy of the cracks in the abutment are described as well

    摘要在詳細調查的基礎上,介紹了107國道槐河大橋橋臺蓋梁裂縫的分佈情況,深入分析了裂縫形成原因,並闡述了該橋的加固方案和施工方法。
  9. Through checking computations, it was shown that the analogue accuracy of the model was quite high, which can provide important basis for scientific decision - making on engineering measures. through analogue calculation and analysis of many regulation schemes, it was shown that combining the diversion weir works with the bed fixing works at the south branch is reasonable and feasible in the implementation of loushuikouzi river regulation works. in addition, it is suggested that the bed fixing works at the south branch should adopt the improved compound section scheme

    經對多個整治方案的模擬計算與分析,表明漏水口子河道整治採用分流魚嘴工程和南汊固床工程相結合的整治工程措施是合理可行的,通過模型計算研究還提出了南汊固床工程採用復式斷面形式的改進方案建議,該方案保證了南汊枯期通航和不斷流,而且對南汊及撫遠鎮的保護具有正面作用。
  10. The result shows that the regulation effect of the recommended scheme is notable for weakening the tide force in the jianshan river way and for improving the drainage condition of the xiao - shao plain

    結果表明,推薦方案對削弱尖山以上江道的潮勢,改善蕭紹平原的排澇條件,效果顯著。
  11. By comprehensive analysis of the control effects on saltwater intrusion and their impacts on flood control and drainage as well as influence on the south branch of the yangtze river estuary, the mediate narrowing scheme was recommended

    結果表明,綜合咸潮倒灌的控制效果、防洪排澇影響及對南支的影響等,中束窄方案為本研究的推薦方案。
  12. Hydrology regime and river channel evolution become complex because of double influences of river flow and tide. there is little appropriate method so far. therefore, when the impact us assessed of water project on flood control, the following aspects should be focused on, river evolution and stability of project - sections, design tidal level, flood - tide combination scheme, pre - project and post - project impacts on river channel, water level and flow condition

    長江河口段為潮流河段,徑流潮流的雙重作用使得區域水文情勢、河道演變規律錯綜復雜,開展防洪影響評價研究時,河道演變及工程段穩定性分析,設計潮位的分析計算,洪潮組合方案擬定,工程前後對河道及水位流態影響的模擬等均是目前尚無十分成熟的方法,需要進一步研究的課題。
  13. The behaviors of the inflow and sediment, the recent evolution rules and trend of the river channel in this section as well as the changing rules and causes of the change of the hechangzhou brai - ded channel are analyzed and the scheme researches, engineering design, construction and the effects of the control works at the entrance of the left branch of the hechang sandbar are presented in the paper

    根據鎮揚河目前的情況分析了該河段來水來沙特點、近期河道演變規律及演變趨勢,介紹了該河段二期整治工程的基本情況,並著重介紹了和暢洲左汊口門控制工程方案研究、設計、施工及工程效果等內容。
  14. The scheme to divert the river has come to a full stop because of lack of money to finish it

    使河流改道的方案已完全停止,因為沒有錢來完成這一方案。
  15. Flood prediction scheme and flood control countermeasure for nanliujiang river

    南流江洪水預報方案與防洪減災對策
  16. With the advancement of calculating theory and design technology, as well as the wide application of computer in the engineering design area, the bridge structure is developing towards large span, thin section, and prestress. the bridge construction scheme is also made great progress. with the research on construction project, the construction of the bridges over the river or the gorge is becoming more and more simple, efficient and economical

    隨著結構計算理論和設計技術的進步,以及計算機在工程設計領域的廣泛應用,橋梁結構向大跨度、薄截面、預應力方向發展,橋梁的施工方案也取得了很大的進展,通過施工方案的研究,使位於大江大河上及深山峽谷中的橋梁施工作業更加簡單高效、經濟合理。
  17. Survey scheme of the aqueduct of the caohe river in the south - north water diversion

    南水北調中線漕河渡槽跨槽身預應力監測實施方案研究
  18. Finally, taking the panjiakou reservoir in the haihe river basin in china as an example, the paper analysis the reasonable adjustment scheme of the limited level of the reservoir during the flood season according to the design flood, the flood forecasting, the flood control operation under forecasting, the flood control standard of upstream and downstream of the reservoir, the immigrants range, and the benefits and the risk of the reservoir in a long period of the operation simulation

    最後以海河流域潘家口水庫為分析實例,從設計洪水、預報預泄、洪水預報調度方式、上下游防洪設計標準、上游移民淹沒及土地退賠線、水庫長期運行的風險和效益等多個方面分析論證了水庫汛限水位的合理調整方案。
  19. According to renovation scheme and connecting with practical river harness situation, netlike cover protection and quadruped concrete hose measurements, which are comparatively effective, are commended

    根據整治方案,結合治河實際情況,推薦了網罩護根防沖和混凝土四腳體護腳這兩種比較有效的護根措施。
  20. The scheme required farms in the river indus catchment to comply with a set of effluent standards by 1997, and those in the river beas catchment to meet the same standards by 1999

    計劃規定梧桐河集水區的農場在1997年之前必須達到指定的排污標準,雙魚河一帶的農場則需在1999年前達標。
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