灌淤土 的英文怎麼說
中文拼音 [guànyūtǔ]
灌淤土
英文
irrigation-silting soil-
Layout is an important part of the sea reclamation works, which consists of for kinds of rational layout of the exploitation of the embanked area, the irrigation and drainage works, the sea exploitation work schedule and the silt acceleration work schedule. not only are the four kind layout works interrelated and interrestricted, but also they come down to many natural and society factors
圍海工程規劃是圍海工程重要組成部分，圍海規劃由圍區土地合理開發利用規劃、圍區排灌工程規劃、圍塗開發進度規劃和圍塗的促淤進度規劃組成，這四部分的內容不僅相互聯系又相互制約，而且還涉及到眾多的自然因素和社會因素。Sediment in the lower yellow river irrigation is mainly treated with warping and improvement of saline - alkali soil, low and waste lands, which plays an important role in improving the ecological environment and developing the agricultural production in the areas by two banks of the lower yellow river
黃河下游引黃灌溉中的泥沙主要採取放淤改土、改造低洼鹽堿沙荒地，對黃河下游兩岸發展工農業生產、改善生態環境，起到了重要作用。Article 3 the term “ water resources ” as referred herein shall mean utilization of artificial means or control of surface or ground waters for the purposes of flood control, tide water defense, irrigation, drainage, leaching of injurious salt, soil conservation, water reservation, silt dredge, water supply, pier construction, navigation, and water power development
第3條（水利事業之定義）本法所稱水利事業，謂用人為方法控馭，或利用地面水或地下水，以防洪、御潮、灌溉、排水、洗咸、保土、蓄水、放淤、給水、築港、便利水運及發展水力。( 3 ) the landscape pattern of kaifeng city were affected by yellow river, such as many no - used land were transformed to farmland land through irrigation diverting water from yellow river, the developing direction of construction land was restricted by yellow river
（ 3 ）開封城市景觀格局深受黃河的影響，如引黃淤灌使的未利用土地轉變為耕地，引黃水利建設使的水域面積增加，建設用地受到黃河的影響向北發展受到一定的限制。The application of vibrator simplex sand pile to treatment warp clay ground
振動沉管灌注砂樁在處理淤泥質粘土地基中的應用Qualitative analysis on the effect of flood control and engineering safety -, seizing lots of water conservancy effective adjust storage. then making water level risen and reservoir backwater enlarged in the same flow level ? effect on beach and the buildings across river, soil salinization caused by flow from a lower to a higher place and unsmooth groundwater drainage destroy of travel resource caused by disorder enclose tideland for cultivation in reservoir silt up flood plain are given, then presents enclose tideland for cultivation dyke is important cause which water level rise in reservoir
本文從青銅峽水庫泥沙淤積入手，分析水庫泥沙淤積特性和庫區圍墾堤開發利用淤積灘地的現狀，對防洪安全及工程安全的影響、侵佔大量的有效調蓄庫容、造成同級流量下水庫水位抬升水庫回水上延、對沿岸及過河建築構成影響、因水位抬升致使庫區周邊灌區地下水排水不暢乃至倒灌而造成土地鹽堿化、對水庫庫區大量淤積灘地無序圍墾造成旅遊資源破壞等五方面影響的定性分析，提出庫區圍墾堤是水庫水位抬升的重要原因。With the using of microsoft visual basic 6. 0, a multimedia computer - aided design system of small type pumping irrigation district is developed in this paper. provided with the live multimedia messages as well as a good man - machine conversation mechanism, this system can help the user to finish the planning of an pumping irrigated area such as the layout of canal system, the selection of pump models, the establishment of the irrigation program, the calculating of canals " parameters, the estimate of the project magnitude, the selection of the field constructions, the economic analysis of the project, the output of results, etc, a new oo ( object oriented ) programming method is adopted in this system, various softwares are integrated in this systems as well by the " automation " technic provided by vb, in addition, the multimedia technic is applied to this system for the first time, it makes the system easy to ope rate. as for the optimization of the canals " section, a new optimization method is adopted based on the existing theories about the canals " section, and in this way, with the purpose of minimizing the project ' s investment as well as a stalized canal, limited by the longituding slope, the canals " best feasible parameters can be deduced. furthermore, a integral method to reckon the earth work is developed in this paper, by this way, the estimate precision of the earthwork is enhanced notably. this paper includes the particular illumination for the developing procedure of each systems " segment, and in the end, the directions of the system are demonstrated in a sample area which lies in the zhaija village, taizhou city, jiangsu province, the running results showed that the initial purposes are achieved effectively, and it has a preferable practicability
在渠道縱橫斷面優化方面，本文在利用已經比較成熟的縱橫斷面優化理論的基礎上，提出以工程總費用最小為目標函數，以渠道縱坡i為控制變量，以渠道不沖不淤流速及灌區允許地面比降為約束條件，通過縱橫斷面聯動優化的方法得到渠道的最佳工程可行的斷面參數。另外，針對部分地區的取土困難的狀況，本文採用積分法計算渠道工程土方量，從而大大提高了土方量的估算精度，有助於準確控制工程投資規模及資金投向。本文詳細闡述了該系統所採用的編程方法、系統構成、系統各組成模塊的開發過程以及灌區規劃所採用的優化方法及原理，最後應用本系統對泰州市翟家村機電灌區進行規劃設計，運行結果證明其操作比較簡便，界面友好，運行速度快，規劃成果合理，基本達到了系統預定的要求，具備較強的實用性。Complicated hydrologic and geographic conditions, and the large scale of the xiaolangdi hydraulic project on the yellow river are introduced briefly. three desilting tunnels are designed to meet the requirements of flood control, sediment discharge and runoff regulation. according to the performance requirements of desilting tunnels, the tunnel lining down - stream of the grouting curtain is designed to be post - tensional prestressed lining. on the basis of investigation and research, experiements and analysis, the unbonded prestressing system is used. it is the largest unbonded prestressed tunnel lining project in the world, and the first one in china
簡介黃河小浪底水利樞紐復雜的水文、地質條件以及龐大的工程規模.該樞紐設計有3條排沙洞，擔負著泄洪、排沙、調節徑流和保證進水口不被泥沙淤堵的任務.根據排沙洞的水庫運用要求，灌漿帷幕下游排沙洞洞身段設計為混凝土后張預應力隧洞.通過大量的調研、試驗、分析論證，在施工前確定該預應力方案選用無粘結預應力系統，成為目前世界上規模最大的無粘結預應力隧洞襯砌工程，在國內尚屬首例Traditional irrigation, however, has degraded the soil in many areas, and the reservoirs behind dams can quickly fill up with silt, reducing their storage capacity and depriving downstream farmers of fertile sediments
然而傳統的灌溉法已對多處地區的土壤造成侵蝕現象，而水壩攔截水而形成的水庫，也很快就有沙石淤積，除了降低水庫的蓄水量，還使得下游農民喪失了肥沃的沉積土。The research results reveal that the total value of soil conservation in yuanzhou district adds up to about 8634. 39 million yuan ( rmb ) per annum, of which, about 8148. 62 million yuan is of holding nutrient for n, p, and k, about 19. 43 million yuan of decreasing soil loss, and about 466. 35 million yuan of reducing reservoir silt different types of vegetation produce different environment benefits
原州區退耕還林還草植被發揮效益后，每年保持土壤的總價值為8634 . 39萬元，其中減少養分損失價值為8148 . 62萬元，減少土地廢棄價值為19 . 43萬元，減輕泥沙淤積價值為466 . 34萬元；各種退耕類型的土壤保持功能大小依次為：還喬木林、還灌木林、還人工苜蓿草地、還經濟林。分享友人