soil conductivity 中文意思是什麼

soil conductivity 解釋
土壤傳導率
  • 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...
  • conductivity : n. 【物理學】傳導性[力]，傳導率；導電率[性，系數]。
  1. Comparing guelph permeameter with double - rings method in soil saturated hydraulic conductivity measurement

    圭夫儀與雙套環測定土壤飽和滲透系數的試驗比較
  2. 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
  3. 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
  4. Furthermore, both current in - situ conductivity test data interpretation methods and gshp design methods are based on models that only consider heat conduction. therefore, the groundwater flow may impact the results of in - situ thermal property of soil, and then the ghe size, and make the short - time economics of gshp comparatively unattractive consequently

    此外，由於現場對巖土熱物參數的測試及分析也都僅考慮了熱傳導的影響，這勢必影響現場測試結果的精度，最終又會引起換熱器大小的變化，使土壤源熱泵的經濟性受到挑戰。
  5. 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。
  6. 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
  7. 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
  8. Synthetically applying abnormal values of magnetism, electric conductivity and high resolution gravity of soil, this paper presents an approach of predicting the prospective oil and gas areas in biyang sag, and good effects have already been obtained

    摘要綜合運用土壤磁性電導率異常結合高精度重力異常，對泌陽凹陷有利含油氣區域進行預測，取得了較好的效果。
  9. A mathematical model and its experimental study for a kind of measurement method of soil electric conductivity

    一種土壤電導率測量方法的數學建模與實驗研究
  10. 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。
  11. 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。
  12. 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
  13. 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
  14. 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。
  15. Soil quality. method for measuring in situ the equivalent horizontal hydraulic conductivity and the drainage porosity. guyon method

    土壤質量.等效的水平液壓傳導率和排水孔隙的現場測量方法. guyon法
  16. 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。
  17. 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。
  18. Standard test method for determination of thermal conductivity of soil and soft rock by thermal needle probe procedure

    熱針探頭法測定土壤和軟石導熱性的標準試驗方法
  19. Measuring unsaturated hydraulic characteristic parameters, such as capillary soil water, saturated soil moisture, field moisture, saturated conductivity etc., is not only expensive but also accuracy uncontrolled

    測量非飽和帶水力特性參數：毛管上升水、飽和含水率、田間持水率、給水度、飽和滲透系數等，即費時、費力又難以保證試驗精度。
  20. ( 3 ) sensitivity analyses were conducted for parameters in unsaturated soil conductivity model which was derived from redistribution process. the results calculated from measured data indicate that the sensitivities of conductivity to parameter b and n are higher than the other parameters

    （ 3 ）對由再分佈過程推求的土壤非飽和導水率模型中的參數進行了敏感性分析，根據實測資料的計算表明，非飽和導水率對參數b和n的敏感性均大於其它參數。
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