降雨量學 的英文怎麼說

中文拼音 [jiàngliángxué]
降雨量學 英文
hyetology
  • : 降動詞1. (投降) surrender; capitulate 2. (降伏) subdue; vanquish; tame
  • : 雨名詞(從雲層中降向地面的水) rain
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  • 降雨量 : rainfall
  • 降雨 : rainfall降雨持續時間 time of the duration of rainfall; 降雨歷時 rainfall duration; 降雨時數 rainf...
  1. A scientist measured rainfall and discharge in the seine drainage basin for a period of three years.

    有一個科家測了塞納河流域盆地三年內的和流
  2. According to the least twin multiplication to calculating the sensitivity index in several water production functions. thus, the writer obtains the fitted the value of the sensitivity index and the varied rule. at the same time, the writer puts forward a new method named rag a ( real coding based accelerating genetic algorithm ) and combines raga with dpsa to calculating the best irrigation system under the non - sufficient irrigation of well irrigation rice in sanjiang plain

    根據《隨機水文》理論中的時間序列分析法,建立了適合三江平原井灌水稻需水預報的非平穩時序隨機模型;通過分析隨機特性,選定季節性時序隨機模型,建立了適合三江平原井灌水稻預報的月平均模型;根據最小二乘法,計算出幾種常用水分生產函數中的敏感指數及敏感系數,進而得到三江平原適宜採用的水分生產函數漠型及模型中敏感指數的變化規律;本文提出遺傳動態規劃法( raga ? dp ) ,即採用改進的基於實數編碼的加速遺傳演算法( realcodingbasedacceleratinggeneticalgorithm ,簡稱raga )與動態規劃法( dpsa )相結合,推求非充分灌溉條件下三江平原井灌水稻的最優灌溉制度。
  3. When soil antecedent condition is dry and the initial rainfall intensity is high, peak surface runoff also considerably lag behind that of rainfall, because of the formation of temporary relative impermeable top layer ; b ) surface runoff is controlled primarily by infiltration - excess runoff mechanism under unsaturated condition ; the major fraction of surface runoff are dominated by saturated infiltration - excess runoff response, only a small fraction by return flow mechanism when soil is saturated ; c ) subsurface flow is dominated by saturated runoff mechanism, and the duration of subsurface post the rainfall end is dependent upon rather the soil properties than the rainfall characteristics ; d ) subsurface flow intensity in cultivated soil layer ( 0 ~ 20cm ) is high up to 35mm / h when rainfall intensity is up to 120mm / h, indicating the existing of macropores and pipe flow in cultivated layer

    2 )耕作制下紫色土的產流主要機制是: 1 )當前土壤含水未達到飽和狀態時,表面產流起始時間有明顯滯后現象,這與紫色土的快吸水性和較多非毛管孔隙密切相關;當前土壤較乾燥,初期強較大時,易形成臨時相對不透水表層,表面產流峰也有明顯滯后現象。 2 )表面徑流的產流方式主要是超滲產流,當土壤達到飽和狀態后,有四川大博士位論文小部分回歸流發生,但主要是飽和超滲產流發生,因為紫色土的相對不透水層和其它透水障礙層不明顯。 3 )壤中流主要是飽和產流,與過程有明顯的滯后,而且停后的壤中流產流歷時與特徵無關。
  4. Because biosphere 2 is a closed system, rainfall and aimospheric makeup can be regulated and measured, a1lowng scientists to conduct controlled experiments

    因為生物圈2號是一個封閉的系統,所以和大氣結構都可以被調節和測,以利於科家做控制性實驗。
  5. By surveying the sample plot, the relations between the stabil ity of the mountai n slope of soil preparation for planting by using explosion and other factors s uch as precipitation, terrain , were studied. by using the method of quantitative t heory i, the interrelation between the damaged degrees of soil preparation progra ms by using explosion in low mountain area with abundant precipitation and terrain factors was systematically analysed, and the mathematical models relate d were developed. the results show that the precipitation in early days and the m aximum precipitation per day are the primary factors causing the soil prepara tion program damaged. the main terrain factors of the mountain slope that affect the program stability are according to their importance, slope, position and dir ection. the suitable mountain slope for soil preparation by using explosion is th e slope of less than 25

    通過典型標準樣地調查資料,探討了造林爆破整地工程的坡地穩定性與水、地形等因子的相互關系,應用數化理論,對在有充分水條件下的低山丘陵區的爆破整地工程損失程度與地形因子之間的關系進行了系統分析,並建立了相應的數模型,研究指出,充分的前期水和日最大是引起爆破整地工程損失的激發因素;影響爆破整地工程穩定性的主要地形因子是地面坡度,其次為坡位、坡向,實施爆破整地工程的地面坡度以不超過25為宜。
  6. In light of current using situation and drawing on the experience of many scholars researched methods and viewpoints, this thesis made com land, fallow land, orchard, grass land as experimental field in black soil region jlau, which carried out experiment by applying different amounts of n and p fertilization in corn field. by means of collecting the samples of rainfall runoff, erosion silt and surface layer soil before and after rainfall for one year nature precipitation in field, we study the effect of surface runoff on n and p nutrient and fertility degeneration. the results showed : ( l ) there are lots of factors which affect soil erosion and losses of n and p, in which rainfall and rainfall intensity were more important, while rainfall intensity is the most important meteorological phenomena factor

    針對當前黑土利用現狀,本文借鑒眾多者的研究方法和觀點,在吉林農大黑土區選擇利用方式不同的玉米地、休閑地、果園、草地,在玉米區進行了不同數的施肥,通過野外試驗,採集一年自然產流及泥沙樣品,同時採集前後的耕層土壤樣品,研究了黑土區地表徑流對氮磷養分特徵及肥力退化的影響,結果表明:土壤侵蝕和氮磷的流失受諸多因素的影響,強度是重要因子,而強度是影響農田地表徑流養分流失的最重要的氣象因子,特別是暴,暴徑流中氮磷濃度較平時高得多;隨作物生長,覆蓋度逐漸增加以及不同利用方式下表現的覆蓋度差異,氮磷流失都表現為顯著的差異。
  7. This paper evaluates the underground water resources and its safe levels of miming, and then studies the availability of molepipe drainage, a kind of practical underground water regulation technique. starting with the elevation of underground water resources and a safe level of mining through variable system theory, this paper analyzes the conditions of underground water resources based on the well - studied determination method of determining the two hydrographical coefficients : rainfall infiltration replenishment rate and irrigation replenishment rate. then considering irrigation, rainfall, drainage and other related factors, a mathematical model is set up for the calculation of underground water storage, exploitation on water regulation

    論文從灌區的地下水資源及其可開采評價分析方面入手,在對兩個主要的水文地質參數即入滲補給系數、灌溉入滲補給系數確定方法研究的基礎上,對灌區的地下水資源狀況進行分析,依據灌區的灌溉、、排水條件及各種現狀因素,建立了地下水資源計算的數模型,西安理工大工程碩士專業位論文計算得到青銅峽灌區地下水的最大補給和可開采;另外對在開發利用地下水資源過程中的地下水位的調控進行了初步的探討,在銀北灌區開展對暗管排水調控地下水位的試驗研究。
  8. Lai, senior scientific officer in charge of forecast systems development at the observatory, gave an invited lecture on " applications of nwp numerical weather prediction and radar - based qpf quantitative precipitation forecast techniques for flash flood and landslip warnings in hong kong " in the session on " emerging technology " on the first day of the workshop

    負責拓展天文臺預報系統的高級科主任黎守德先生在工作坊首天的先進科技環節中發表了特邀演講,題目是數值天氣預報和以雷達為基礎的定預報技術在香港暴洪和山泥傾瀉警告的應用。
  9. Study on trace elements transport from coal mine spoil under the condition of rainfall

    條件下煤矸石淋溶微元素傳輸的動力研究
  10. First, on the base of investigating geleshan geologic environments, the author carefully analyzes them, studies their water storage structure, discusses the relationship of underground water dynamic changes and tunnel drainage by desiccation ; secondly, the author makes the dynamic analysis, regression analysis, routine hydrochemistry analysis, isotope analysis, so draws to guan - yin gorge anticlire east and west slot ' s karst developing features, alternated conditions underground water and supplying drain ways ; thirdly, by stating the fissuring ' s surveying data, the author calculates the seeping tensor

    作者在進行歌樂山地質環境調查的基礎上,仔細分析了大觀測資料,研究其儲水構造,掌握地下水動態變化與隧道施工涌水的關系,及補給受的影響情況。對隧道周圍的地下水進行動態分析、回歸分析、常規水化分析以及同位素分析,得出觀音峽背斜東西翼槽谷的巖溶發育特徵,及地下水的循環交替條件、補給排泄途徑;統計分析裂隙測數據,計算滲透張
  11. Based on the experiment studies, the study on water and solute transport in sandy soil under reclaimed water irrigation was made, the result can give some reference for the effect on soil solute transport and soil environment under micro - contaminated water irrigation

    摘要以寧夏回族自治區大武口市森林公園的含礫砂土為研究對象,通過室內試驗,對中水灌溉條件下砂礫質土壤在不同灌水、多次連續灌水、淋洗等不同來水條件下水分、污染物運移的規律進行了初步的研究,為微污染水用於綠化灌溉對砂礫質土壤中污染物運移及累積的研究提供科依據。
  12. For this reason, our objective is the research of the mechanism of runoff generation and characteristics of moisture changing process of slope farming purple soil, accordding to the theory of hydrology and the intergrated - means of compined the hydrology with the peodology, because it is the basis of the studies : soil erosion and protection, farming - land water balance, non - point pollute, etc., and the direction gist of runoff arrange implement, solving water hazard and management of irrigation and fertilizer

    綜觀國內外有關研究,我們認識到對紫色土土壤產流和水分變化特徵的認識,是認識該區土壤侵蝕與保護、農田水平衡、非點源污染等的機理和規律的基礎,也是解決該區水患問題、實施徑流調節而提高旱地的水利用程度,以及水肥管理等的基本科依據。因此,以水文原理為基礎,採取水文與土壤、地理、水土保持等相結合的途徑,研究紫色土坡耕地的產流機制與產流後土壤水分的變化特徵,是具有新的科價值和現實意義的。
  13. In the first detailed assessment of climate change on the continent ' s waterways researchers found that watercourses on the continent are highly sensitive to shifts in rainfall patterns

    根據開普敦大所進行的一項全球環境氣候變遷研究結果顯示,非洲大陸多數河川的河道,對于型態的改變相當敏感;在西非,即使減少並不激烈,仍然可以發現河川水因為減少而消失80 % 。
  14. Based on the theory and method of soil water - dynamics and soil erosion, using the simulated rainfall and double - ring methods, the author systematically studied the soil infiltration law in the slope land of loess plateau

    本文以陜西淳化黃土高原溝壑區和安塞黃土丘陵溝壑區為研究試驗區,應用土壤水動力和土壤侵蝕的原理與方法,藉助人工裝置和雙環裝置,通過野外大試驗與室內分析及計算機模擬等方法,系統地研究了黃土坡耕地土壤入滲規律。
  15. Lasting a month starting from 17 may 2005, students will make an observation of cloud and rain after school each day, and record the information and remark on the designated

    由2005年5月17日開始的一個月,同每天下課后進行一次天氣觀測,以肉眼觀察當時的雲情況,並將觀測所得資料及有關感想輸入指定的網頁內。
  16. Connecting with country ' s natural scientific fund item and water resources and environmental important experiment item of shann ' xi province, on the basis of large sum of reading about domestic and overseas relative literatures, according to the rainfall data, including per day and per hour rainfall data of 21 years ( from 1980 to 2000 ), the paper analyzed the rainfall characters

    本文結合國家自然科基金項目和陜西省水資源與環境重點實驗室建設項目,在閱讀並綜述了大國內外相關文獻基礎上,根據西安市馬渡王水文站的21年( 1980年- 2000年)時、日資料,分析了西安市特性。
  17. The main features in the study of flood forecasting and control system are as follows : ( 1 ) runoff generating and confluence theory and hydro - dynamic method are adopted to predict the water level of taihu lake and key nodes, the basin wide forecasting and control system with the function of real time correction has been first established in plain river network to meet the complicated flow conditions of taihu lake basin and to enhance the reliability of forecasting results ; ( 2 ) according to the rainfall in foreseen period multiple schemes can be made in the forecasting model and adjusted with time, which overcomes the errors caused by the uncertain rainfall in the foreseen period so as to make the forecasting results approach reality

    本文所研究的預報調度系統有如下特點: ( 1 )本系統採用產匯流理論和水動力方法預報太湖及重要節點水位,首次在平原河網地區建立了具有實時校正功能的全流域預報調度系統。以適合太湖流域復雜的水力條件,增強預報的可靠性; ( 2 )預報模型可以根據預見期進行多方案預報,並隨時間推移,可以實時進行調整,克服由於預見期不確定引起的誤差,使預報結果更接近實際。
  18. Russula subnigricans hongo was studied with light microscopy and scanning electron microscopy techniques. the result showed that russula subnigricans hongo is a kind of ecotomycorrhizal fungi, russula subnigricans hongo emerged and developed in the relatively steady ecological environment where average temperature, humidity and soil water content were 24 ~ 32, 50 ~ 80 % and 30 % respectively. among the three environmental factors, soil water content was the leadig factor

    通過野外生態調查和利用掃描電鏡對亞稀褶黑菇進行了生態和組織研究。亞稀褶黑菇是一種外生菌根菌,在相對穩定的生態環境條件下,平均溫度24 32 ,相對濕度50 80 ,(土壤含水) 30以上,均有亞稀褶黑菇發生,濕度是主導因子。
  19. Based on the fractal character of the small watershed topographic feature, the spatial and temporal variation character of sediment yield of the watershed model, the dynamic developing process and fractal character of the topog raphic feature of the watershed model, and the coupling relationship between the sediment yield and the topographic feature of the watershed model are " studied by simulate experiment, fractal theory, high precise photogrammetry and gis technology. the validation research is conducted in chabagou watershed where the observation data of rainfall, sediment and runoff for 11 years is collected. the study provides new theory and method for the topographic feature quantitative research in the prediction model of small watershed sediment yield

    本文依據流域地貌形態所具有的顯著分形特徵,從模擬實驗出發,利用分形理論和方法,結合高精度攝影測和gis技術,對流域模型侵蝕產沙時空變異特徵、地貌形態發育過程及其相應的分形特徵、流域模型侵蝕產沙與地貌形態耦合關系進行了深入研究,並以具有11年泥沙徑流觀測資料的岔巴溝流域為例進行了驗證研究,為實現從單坡面侵蝕產沙模擬、預報向流域侵蝕產沙模擬、預報轉化過程中地貌形態參數的提取提供了理論和方法,為黃土高原小流域水土流失綜合治理提供了科實踐依據。
  20. Based on rainfall and evaporation amount, the change of soil water could be divided into three main periods, such as decreasing of soil water storage in spring, alternatively decreasing and increasing in summer and autumn, and relatively stable in winter

    根陳洪松博士位論文:黃土區坡地土壤水分運動與轉化試驗研究據年內和水面蒸發的相對大小,可將土壤水分的變化分為三個主要時期:春季失墑期、夏秋增失交替期和冬季相對穩定期。
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