hydraulic conductivity of soil 中文意思是什麼

hydraulic conductivity of soil 解釋
土壤水分導電性
  • hydraulic : adj. 1. 水力的，液力的;用水發動的。2. 液壓的，水壓的。3. 水力學的。4. 【建築】水硬的。adv. -lically
  • conductivity : n. 【物理學】傳導性[力]，傳導率；導電率[性，系數]。
  • of : OF ＝Old French 古法語。
  • soil : n 1 泥土，土壤；土質。2 土地，國土。3 滋生地，溫床。4 農業生活，務農。n 1 臟東西，污物，污穢，污...
  1. Soil quality - determination of hydraulic conductivity of saturated porous materials using a flexible wall permeameter

    土質.使用軟壁滲透儀測定飽和多孔材料的水滲導性
  2. Chr standard test method for hydraulic conductivity ratio testing of soil geotextile systems

    土壤土工合成織物系統液力傳導比
  3. The use of such unrealistic step functions to model soil hydraulic conductivity and water content can lead to erroneous analysis results

    採用這種理想化的分部函數來模擬導水性和含水量會導致錯誤的分析結果。
  4. Soil quality - determination of unsaturated hydraulic conductivity and water retention characteristic - wind ' s evaporation method

    土質.非飽和水滲導性和水保持特性的測定.風蒸發法
  5. Soil quality - determination of unsaturated hydraulic conductivity and water - retention characteristic - wind ' s evaporation method

    土質.非飽和水滲導性和水保持特性的測定.風的蒸發法
  6. The phase change of soil moisture and inflation of the frozen moisture c ause the reduction of hydraulic conductivity by reducing the area of flow section and the aperture of soil pore space, increasing the capillary resisting force to soil moisture, and decreasing the water potential gradient because of the increasing of movement distances of soil water

    導水率減小是凍結土壤入滲能力減小的根本原因，而土壤中液態水的相變是導水率減小的根源所在。土壤水分的相變及其膨脹通過減小土壤水分過水斷面面積和孔隙孔徑，增大阻力和由於增長運動距離而減小水勢梯度使凍結土壤的導水率降低。
  7. Under the condition of different soil humidity and measuring time, a series of ecophysiological indexes, such as net photosynthetic rate, transpiration rate, stomatal conductance, the flow of water, atmospheric temperature, relative humidity, photosynthetic available radiation, and hydraulic conductivity are measured in order to find the factors which cause robinia xylem embolism

    摘要在不同的土壤水分含量和不同的測定時間條件下，對刺槐的一系列生理生態指標：凈光合速率、氣孔導度、蒸騰速率、水勢、大氣溫度、相對濕度、光合有效輻射以及導水率進行測定，探求刺槐木質部發生栓塞的影響因子。
  8. Soil quality - determination of unsaturated hydraulic conductivity and water - retention characteristic - wind ' s evaporation method iso 11275 : 2004

    土質.非飽和水滲導性和水分保持特性的測定.風蒸發法
  9. The effect of soil texture and soil structure on water retention and hydraulic conductivity has been analyzed and discussed with fractal theory. the results as follow : 1

    運用分形理論探討了土壤質地及結構狀況對水分保持及運動的影響，得出以下結論： 1
  10. The change of big pore section shape has more influence on soil water movement, but in small pore channels, the influence is small, in addition of pore section shape, it can get better prediction of unsaturated hydraulic conductivity

    粗大孔隙通道的截面形狀及變化對水分運動影響較大，較細空隙通道截面的形狀對水分運動影響較小。修正孔隙截面形狀對水分運動的影響，進一步考慮孔隙截面形狀因子對土壤水分運動的影響，可以得到對土壤水分運動參數更正確地預測。
  11. Epa ' s drastic method was apllied to evaluate the groundwater vulnerability of lijiang basin in the historical city of lijiang in yunnan province with the consideration of depth to the water table, net recharge, aquifer material, soil type, topography, impact of vadose zone and hydraulic conductivity of aquifer from the natural environment and humankind activities with the help of gis technology

    摘要應用美國環保署epa的地下水脆弱性drastic評價方法，考慮地下水位埋深、含水層凈補給量、含水層介質、土壤包氣帶、地形地貌、包氣帶介質和水力傳導系數等7個評價因子，結合gis技術，對雲南麗江古城所在的麗江盆地地下水脆弱性從自然和人類影響兩方面進行評價。
  12. The relationship of soil particle - size distributions and soil water retention characteristics, saturated and unsaturated hydraulic conductivity were studied in the lab

    本研究對陜西四種不同質地土壤的粒徑分佈與水分特徵曲線及飽和、非飽和導水率的關系進行了研究。
  13. 5. to describe soil water movement with fractal model. the effect of soil pore radius and pore connectivity on soil water movement was studied. in addition of pore connectivity, the prediction of unsaturated hydraulic conductivity is more improved in low water content

    將新的土壤結構分形維數應用於對土壤水分運動參數的描述，使飽和導水率和非飽和導水率預測的準確性有了很大程度地提高。
  14. The soil - water characteristic curve, the coefficient of saturated hydraulic conductivity and the initial state of medium ; in the paper, the influence of rain infiltration on the slope stability is discussed, which is very helpful for forecasting slope stability in raining seasons and designing slopes in deep unsaturated zone

    ）介質的本身性質，如土水特性曲線、飽和滲透系數、及介質的初始狀態；通過本文的研究，初步分析探討了降雨入滲對邊坡穩定性的影響，為在雨季邊坡失穩的預報和具有深厚非飽和區的邊坡的設計提供了科學的依據，具有一定的工程意義。
  15. The results show that loss of hydraulic conductivity of robinia xylem embolism is different under the condition of different soil humidity and loss of hydraulic conductivity is related with net photosynthetic rate, transpiration rate, stomatal conductance, the flow of water, atmospheric temperature, relative humidity, photosynthetic available radiation, and hydraulic conductivity

    研究結果表明：木質部導水率損失在不同的土壤含水量以及不同的測定時間條件下是有顯著性差異的；刺槐的導水率損失與凈光合速率、氣孔導度、水勢、蒸騰速率、光合有效輻射、大氣溫度顯著相關。
  16. Effect of soil mechanical resistance on hydraulic conductivity of maize root

    土壤機械阻力對玉米根系導水率的影響
  17. The results in this study can be summarized by the following : ( 1 ) some difference of calculated soil hydraulic conductivity and soil matric potential are existed in different soil hydraulic models

    研究結果表明：不同的土壤水力模式對土壤水力傳導率和土壤水勢的計算結果是有差異的，而這種差異會影響陸面模式中土壤濕度的模擬。
  18. Methods of soil investigations for agricultural engineering - physical laboratory tests - part 9 : determination of the saturated hydraulic water conductivity in the cylindrical core - cutter

    農業工程中土壤調查研究方法.物理實驗室試驗.第9部分
  19. Standard test method for determining the effect of freeze - thaw on hydraulic conductivity of compacted or undisturbed soil specimens using a flexible wall permeameter

    使用一柔壁滲透計對壓實的或非分散性土壤樣品液體導電性凍融效果測定的標準試驗方法
  20. Effects of soil bulk density on hydraulic conductivity of maize roots under drying and wet conditions

    干濕條件下土壤容重對玉米根系導水率的影響
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