灌溉次數 的英文怎麼說

中文拼音 [guàngàicìshǔ]
灌溉次數 英文
frequency of irrigation
  • 灌 : Ⅰ動詞1 （輸水澆土） irrigate 2 （倒進去; 注入） pour in; fill 3 （飲酒; 勉強他人飲酒） drink wine...
  • 溉 : 動詞[書面語]1. （澆水） supply with water 2. （洗滌） cleanse; wash
  • 次 : Ⅰ名詞1 （次序; 等第） order; sequence 2 [書面語] （出外遠行時停留的處所） stopping place on a jou...
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 灌溉 : irrigate; irrigation; watering
  • 次數 : number of times; frequency
  1. 4. it showed that through analyzing the motive factors to farming system evolvement in past 50 years in inner mongolia : total agricultural machines, rural electric power, chemical fertilizer use, effective irrigation areas and species and cultivation techniques are factors to grain production, and these factors played different roles in different periods. among above factors, total agricultural machines and effective irrigation areas are the most important factors to total agricultural production values, and chemical fertilizer use, species and cultivation techniques ar

    對農業總產值增長起最重要作用的是有效灌溉面積的擴大和農機總動力的增加，其次是化肥的使用量和良種及農作技術；全區主要畜禽生產資料及產品對農業總產值的影響因時間區段不同而異，生豬存欄數和牛及大牲畜存欄數對牧業總產值的影響最大， 1979年- 1991年，羊毛產量成為對農業總產值貢獻最大的因素， 1992年- 1998年，牛奶產量成為對農業總產值貢獻最大的因素。
  2. The grass irrigation system means that, under the certain condition of climate, soil and planting technology, supplying water in time, watering times and hours for higher output were guaranteed

    摘要牧草灌溉制度是指牧草在一定氣候、土壤和栽培技術條件下，為保證飼草料種植地土壤水分的適時供給並獲得穩產高產所確定的灌溉定額、灌水定額、灌水次數和灌水時間。
  3. The actual reproduction and artificial restoration density were the biggest with the treatment of irrigation ? soil preparation + natural regeneration, and the average numerical value was 13. 04 clumpes / m ^ 2 ranging from 3 clumpes / m ^ 2 to 28 clumpes / m ^ 2. the others were as follows : 1. 66 clumpes / m ^ 2 occurred in the treatment of unirrigation + soil preparation + artificial regeneration, ranging from 1 clumpe / m ^ 2 to 20 clumpes / m ^ 2 1. 11 clumpes / m ^ 2 occurred in the treatment of unirrigation + soil preparation + natural regeneration, ranging from 0. 5 clumpe / m ^ 2 to 17 clumpes / m ^ 2 0. 25 5 clumpe / m ^ 2 occurred in the treatment of unirrigation + break ground + natural regeneration, ranging from 0. 1 clumpe / m ^ 2 to 3. 0 clumpes / m ^ 2, and 0. 012 clumpe / m ^ 2 occurred in the treatment without disturbance

    以更新密度作為參數，其數值依次為：灌溉+整地十自然更新最大，平均為13 . 04叢/平方公尺，變化在3 28叢平方公尺之間；無灌溉+整地十人工種植恢復平均為1 . 66叢平方公尺，變化在1 20叢平方公尺之間；無灌溉十整地+自然更新恢復平均為1 . 11叢平方公尺，變化在0 . 5 17叢平方公尺之間；無灌溉+破土+自然更新平均為0 . 255叢平方公尺，變化在0 . 1 3 . 0叢平方公尺之間；無干擾自然更新平均為0 . 012叢平方公尺。
  4. Irrigation quota can be calculated by irrigation water requirement per time and irrigation times

    灌溉定額由灌水定額及灌水次數決定。
  5. The yield of winter wheat went down as the times of the saline water irrigation increased. if the times of the saline water irrigation was same, the saline water irrigated at the prophase of crop growth, the crop yields was lower

    從小麥產量分析，灌溉鹹水次數越多，產量越低;當灌溉次數相同時，則越是生育後期灌溉鹹水對產量的影響愈小。
  6. Based on the data obtained from the experiments on the soil with same structure under three cropping patterns, this paper makes a research into the numerical relation between the parameters of infiltration model and physical parameters of soil, and forms the statistic model about them, in order to produce a simple and easily used calculation method and a model for infiltration parameters and to provide the calculation parameters as required for the technical parameters of the water - saving irrigation

    本文以榆次同一質地三種不同耕作方式下的土壤在自然條件下進行的大量試驗結果為依據，分析了土壤入滲模型參數與所獲得的土壤物理參數之間的定量關系，研究和建立土壤入滲模型參數與土壤物理性狀參數間的統計模型，為地面灌溉節水向深層次的發展提供簡單易行的土壤入滲參數確定方法和模型，為確定節水灌水技術參數提供所需的計算參數。
  7. Irrigation water requirement per time = ( soil water irrigation maximum - soil water irrigation minimum ) ? scheming wetted soil layer depth. irrigation cycle and irrigation times were decided by soil water irrigation maximum, minimum and consumption velocity

    灌水周期和灌水次數由灌溉飽和點與補償點及土壤水分消耗速率決定，表現為強耗水期灌水周期短，灌水次數多，其後依次按中、弱、微耗水期灌水周期增長，灌水次數減少。
  8. Aimed at the current problem of pipeline layout optimization technique, the research of irrigation pipeline layout and pipe diameter optimization has been done, the gis ( geography information system ) and graph theory were first put forwarded to applyed to the design of low pressure pipeline irrigation project in the paper. with the support of gis, the minimal spanning tree theory of graph theory and 120 project theory can be applied to irrigation pipeline ' s layout optimization. at the aspect of pipe diameter optimization, simplicial method and interior - point method are been used in solve liner optimization model of pipe diameter to reach minimum project cost or a nnual working cost of low pressure pipeline irrigation

    本文主要針對當前南方地區低壓管道輸水灌溉規劃設計中存在的技術難點，開發研究先進實用的樹狀低壓輸水灌溉管網計算機輔助設計系統。首次提出了將gis （地理信息系統）和圖論技術應用於低壓管道輸水灌溉規劃設計及灌溉管網優化中，在gis支持環境下，應用圖論中的最小生成樹法和120規劃進行管道的最優化布置。建立以管道輸水灌溉系統的年折算費用最小為目標函數的管徑優化線性規劃模型，並將內點法應用於線性優化模型的求解。
  9. ( 3 ) the paper sort the influencing elements and parameters according to the importande using of hierarchy process ; leaching. it also gets genera sort of biggest target of agricultural and ecological benefit according to comparative importance., this paper verifies the sensitivity of program, and extends the apply scopes of hierarchy analysis method, at the same time, it can provid definit technology support and reference for establishing distrubiting pattern optimization modle of bid system in hetao irrigation district for the future

    （ 3 ）針對節水管理制度的影響因素眾多，利用層次分析方法對影響因素、參數進行了重要性排序，得出了相對于農業、生態效益最大總目標的重要性總排序，並進行了方案的靈敏性檢驗，得出了在節水灌溉管理中應優先考慮的影響因素為控制地下水位。
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