irrigation principle 中文意思是什麼

irrigation principle 解釋
灌溉原則
  • irrigation : n. 1. 灌溉；水利。2. 【醫學】沖洗（法），〈pl. 〉沖注洗劑。adj. -al ,-ist n. 灌溉者，水利專家。
  • principle : n. 1. 原理，原則。2. 主義；政策；〈常 pl. 〉道義；節操。3. 本質，本體，根源；本原，源泉。4. 本性，本能；天然的性能；天賦的才能；動因，素因。5. 【化學】素，要素；精。
  1. Abstract : based on the principle of balance of surface irrigation water volume, a method for determination of field average infiltration parameter according to the irrigation data is introduced

    文摘:本文根據水量平衡原理，提出了利用大田畦灌灌水資料推求土壤入滲參數的方法，在此基礎上，又提出了利用波涌灌水流推進和消退資料確定間歇入滲減滲率系數的方法。
  2. Our mill perseveres in uphold unfolding the marketplace near the strain from start to finish, holds one s ground near the quality, near the high grade serve wins management guiding principle and vast the turning on irrigation ditch of client and much mouthfuls of bridging and big - and - middle little advance side by side tactics, business credit and produce credit is continuously liftd in the continuously reclaimation marketplace, and the produce is annul in the direction of nationwide various places and europe and america, japan, russia and seaport austrialia and so on country and areas

    靠品種打開市場，靠質量穩住陣腳，靠優質服務贏得客戶的經營方針和廣開渠道多口分流大中小並進的策略，不斷開拓市場，企業信譽和產品信譽不斷提高，產品銷往全國各地及歐美日本俄羅斯港澳等國家和地區。
  3. 3 ) the moisture changing processes at various location of a slope purple soil are obvious different : at up - location, soil moisture reduce more rapidly, therefore, drought will easily response to it at which the principle of often and little irrigation should be adopted

    3 ）同一塊紫色土坡耕地內，土壤水分的時空變化有較明顯的差異。地塊上部，耕層土壤含水量遞減較快，因此，表現出較易受旱的情況，應採取少量多次的灌溉原則。
  4. The synthetic experimentation of testing and calculating design depth in conveyance canal combine the knowledge of irrigation and drainage engineering and hydraulics. during the experimentation, through experiment data testing, analysis, calculating and watching canal model, making students understand further the principle of design, which has mutual promoting effect on theory teaching in class

    輸水渠道橫斷面設計水深測試及計算實驗結合「灌溉排水工程學」及「水力學」等學科的知識，在實驗過程中，通過對實驗數據的測試、分析及計算和渠道模型實物的觀摩，加深了對渠道設計原理的理解，與課堂上的理論教學起到了良好的互動作用。
  5. At the same time, using the results of model, the paper provides the optimization irrigation quota and the aim of high yield and high benefit based on the principle that the net benefit of unit water is highestusing the model, we can reasonably distribute the irrigation water for spring - wheat during growing period on the condition of different irrigation quota. through evaluating the comparative yield by the model, the paper gains that the reduction of spring - wheat output is biggest when the irrigation quote is between 100 and 200. the thesis also gains that the corresponding economic irrigation quota is 170 - 120m3 / 667m2. above results can provide scientific reference for irrigation water optimization distribution for crops in the individual irrigation area and the programming of irrigation district

    在現有的生產條件下，可以利用模型在不同的灌溉定額下對春小麥生育期灌水進行合理的分配，並可以利用模型進行作物相對產量的評估，得出當灌溉定額在100 m 200范圍內時，春小麥的產量下降幅度較大，最後得出相應的經濟灌溉定額為170 120m ~ 3 667m ~ 2 ，為今後河套灌區各灌域多作物灌溉水量最優分配以及灌區的規劃設計方面提供了科學參考依據。
  6. Based on the principle of fuzzy, utilizing the comprehensive evaluation model of limit analysis on the development of water resources, the authors selected evaluation factors include irrigation ratio of total land, coefficient of product water, degree of water exploitation, water supply and demand modulus, per capita water supply and ecological water use ratio to analyze

    摘要基於模糊數學理論的區域水資源開發利用閾分析方法，選取灌溉率、產水系數、水資源開發程度、供需水模數、人均供水量和生態用水率7個主要因素作為評價因素，以杭州市區為例進行具體計算與分析。
  7. This paper firstly introduces basic principle and each using condition of common water - measuring method, analyses main problems during the developing and researching about water - measuring meters and devices in irrigation district, put forward some ideas that combine the practice of irrigation district, choose suitable water - measuring facilities and advance economy development of irrigation district

    本文首先介紹了我國常用量水方法的基本原理及其使用條件，分析了當前在灌區量水儀表、設施開發研製方面存在的問題，提出了結合灌區實際，開發新的量水設施儀器，以促進灌區經濟的發展。
  8. This paper analyses the basic working principle and its method of gn - bfgs learning algorithm of neural network, on the basis of using this method, the model for prediction of drainage water volume in qingtong gorge irrigation district of ningxia hui autonomous region is established

    摘要分析了神經網路的gn - bfgs學習演算法的基本工作原理及其方法，並利用該方法建立了寧夏青銅峽灌區退水量預測模型。
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