vapor transfer 中文意思是什麼
vapor transfer
解釋
傳濕-
We can use the mm5 model in definite time, definite area weather forecasting. we conclude that : : the moving route of this necw in its developing progress was direct - south along latitude, the cold air is rough, and just this made the rough vertical velocity ; the necw southern moving and conflicting with the west pacification sub - tropical high makes rough jet steam. the plenty south - west warm and wet air made by the jet stream gave the rainstorm demanded vapor ;. the rough vertical velocity by jet stream is a main reason in this rainstorm ; the mm5 model uses four - direction analysis data as its input, this avoids some errors occurred in observe and transfer, thus made the result more useful
綜合分析認為： （ 1 ） 、這次冷渦在其發生發展過程中，其移動路徑是沿經圈直線南壓，攜帶的冷空氣勢力較強，形成槽后較強的垂直運動； （ 2 ） 、西太平洋副熱帶高壓偏北位置與東北冷渦南壓形成的急流軸，把源源不斷的西南暖濕氣流輸送到遼西地區，也就是急流軸的左前方位置，為這次暴雨的產生提供了充足的水汽來源； （ 3 ） 、低空急流不但為暴雨輸送水汽，其造成的較強的垂直環流也是產生強降水的一個主要原因； （ 4 ） 、 mm5模式以四維同化資料作為初始場，最大限度地避免了觀測誤差可能造成的積分不穩定，提高了模擬結果的參考價值。 -
When the moisture content is below fibre saturation point, the movement of absorbed water is subdivided into two parts : one is diffusion transfer due to the vapor pressure gradient, the other is moisture movement caused by the pressure fluctuation due to the variation of medium
在纖維飽和點以下時，木材內部吸著水的遷移可分為：水蒸汽壓力梯度下的擴散遷移和由於乾燥介質壓力的波動而引起的浮動壓力下的遷移兩個部分。 -
The results indicate that the qualitative behavior in this process is similar to that observed in condensation of vapor at or above atmosphere pressure, the coefficient of heat transfer for condensation in tube, the coefficient of heat transfer in total increase with the increasing of heat flux density and vapor pressure. however, heat flux density and vapor pressure have a more significant effect on them
發現水平管內低壓蒸汽冷凝過程與常壓條件下蒸汽冷凝過程相同，管內冷凝傳熱膜系數、總傳熱系數隨熱流密度、蒸汽壓力的增大而增大，但熱流密度、蒸汽壓力對低壓蒸汽冷凝有著更為顯著的影響，管外冷卻水流量對其影響並不明顯。 -
At the same time, the effects of dragging force from fall of hydrometeors and latent - heat release from phase transfer are tested. from the analyses we conclude that the distributing of the cloud particles relates with temperature closely. huanan heavy rainfall and mei - yu front heavy rainfall have mixed - phase process with vapor phase, liquid phase and ice phase
詳細分析了形成降水的雲物理過程，探討了源匯項對水凝物的貢獻，並通過敏感性試驗，考察了雲物理過程對降水熱力動力過程的反饋作用，研究結果表明：華南暖區暴雨和長江梅雨鋒暴雨的雲物理過程具有汽、水、冰三相混合雲特徵。 -
The theory of interface of two - phase fluid id used to analyze the role of the interfacial heat transfer resistance in cond ensation process, it shows that the interfacial heat transfer resistance can not be ignored under such a vacuum condition, and the effect on heat transfer process becomes declined with the increasing of vapor pressure
應用兩相界面理論分析了汽液界面熱阻在水平管內低壓蒸汽冷凝過程中所起的作用，發現實驗范圍內汽液界面熱阻不可忽略，且其對冷凝傳熱過程的影響隨蒸汽壓力的增大而減弱。 -
Behavior of flow and heat transfer in venturi tube was simulated numerically and the relationships of outlet temperature, mass fraction of vapor and pressure loss with spraying flow rate were obtained
當噴射流量小於臨界噴射流量時，出口爐氣的溫度和水蒸氣質量分數隨噴射流量的增大分別呈線性下降和上升關系；當噴射流量大於臨界噴射流量時，爐氣降溫和水蒸氣質量分數增長不顯著。 -
Thus it makes various weathers at definite region. by analysis physical diagnose quantities, we can easily find that the vertical movement, the vapor transfer, the stability at t - logp chart, all related with the precipitation when rainstorm occurs. they gave plus effects to the rainstorm
通過對物理量的分析可以看出，降水發生時的垂直運動場、水汽通量、 t - logp的穩定度參數等物理量值，非常有利於暴雨的產生、發展和維持，也就造成了這次遼西地區大范圍的暴雨過程。 -
The development of mass transfer in the system of vapor - liquid - liquid three - phase distillation from trays was introduced, the effects of the hydrodynamic conditions e. g. vapor velocity and ratio of liquid to vapor loading and physical properties of liquid phase, including surface tension, interfacial tension, viscosity or dispersion viscosity, density, relative volatility etc. and the volume ratio of oil to water on mass transfer were discussed systematically, the influence of the second liquid on mass transfer efficiency was also investigated, a gnat deal of viewpoints and suggestions having been put forward in this paper are significant important for optimizing design of distillation tower
摘要介紹了氣液液三相精餾塔板傳質性能研究的進展情況，討論了氣速、液氣比等操作條件，表面張力、界面張力、液體的粘度或分散粘度、密度和相對揮發度等物系性質以及油水體積比等多種參數對傳質效率的影響，探討了第二液相的存在對傳質的影響，文中的許多觀點獲和建議對于優化精餾塔的設計具有重要的指導意義。 -
The ratio of water vapor transfer contrasting with admixture transfer reveals that usually water vapor transfer can not be neglected
氣態水遷移量占混合遷移量的比例數值表明，通常非飽和土水分遷移中氣態水遷移是不可忽視的。 -
The amount ratio of water vapor transfer contrasting with admixture transfer is related to the value of water content, the water content gradients and the soil category
氣態水遷移量占混合遷移量比例數值與土性、含水量水平和含水量梯度有關。 -
When the experiment time prolongs, the amount of water vapor transfer increases a little, but the amount of admixture transfer increases obv iously, so the increase amount of admixture transfer mostly come from liquid water transfer
當實驗時間增長時，氣態水遷移量略有增長，而混合遷移量增長較為明顯，這時遷移量的增加主要來源於液態水的遷移。 -
With the equation for water vapor transfer in unsaturated soil the thesis deduces the equation for liquid water transfer, and then puts forward the coupled calculation method for water vapor and liquid water transfer together, and then build the difference calculation program to realize the coupled calculation under the one - dimension and constant - temperature condition, and put the program into practice with the experiment conditions, the calculation result tallies well with the experiment data, the facts proves the reliabilities of theory deduction and the feasibility of coupled calculation method
最後論文結合非飽和土氣態水遷移引起的含水量變化方程，推導了液態水遷移引起的含水量變化方程，提出了非飽和土考慮氣態水和液態水混合遷移的計算方法，編制差分計算程序實現了一維恆溫條件下液態水和氣態水的禍合計算，並將程序結合試驗條件進行了應用，計算結果與試驗結果較為吻合，表明了理論推導的可靠性和禍合計算思路的可行性。 -
The experiments reveals that : the amount of water vapor transfer is affected by both water content gradient and the value of water contents, when the water content of one end is approximate, the water content gradient increases, then the amount of water vapor transfer increases ; when the water content gradients are approximate, the amounts of water vapor transfer can get great differences if the water contents are different, under this condition when the water content of the dry soil is very little, the amount of water vapor transfer is much greater ; the differences of density hav n ' t great effects on water vapor transfer, but have some effects on the admixture transfer, when the density is smaller, the amount of admixture transfer is greater. the water vapor transfer finishes more quickly and need less time, and the liquid water finishes more slowly and need less time
當一端含水量一定時，增加含水量梯度，則氣態水遷移量增大；當含水量梯度相近時，氣態水遷移量隨含水量不同可能相差很大，這種情況下當較干段含水量特別小時，氣態水遷移量相對較大；密實度的大小對于氣態水遷移的影響並不明顯，但對液態水和氣態水的混合遷移有一定的影響，在相同的實驗時間內，土體密實度較小，則混合遷移量相對較大；氣態水遷移完成速度較快，所需時間較短；液態水遷移完成速度較慢，所需時間較長。 -
Usually there is two forms of water transfer which is water vapor transfer and liquid water transfer in unsaturated soil
非飽和土中水分遷移通常有液態水和氣態水遷移兩種形式。 -
The study on condensation heat transfer cjaracteristics for vapor flow in horizontal and vertical small diameter tubes
水平和豎直細圓管內流動凝結換熱特性的對比研究 -
The primary problems existing in industrializing large - scale distillation equipments are pointed out, the magnifying & energy saving distillation technology developed by tianjin university, such as low liquid - level gradient technology, uniform liquid - vapor distribution technology, anti - clogging technology and a series of tower internals technology, on the basis of modern mass transfer theory hydrodynamics calculation hydrodynamics & process system engineering theory, axe introduced
針對蒸餾裝置大型化過程中面臨的問題，本文提出了蒸餾過程大型化理論和節能策略，開發出了低液面梯度技術、氣液均勻分佈技術、抗堵塞技術以及與此配套的一系列塔內件技術，形成了關鍵技術的系統集成，顯著降低了過程能耗。 -
Roughly acquire optical depth of clear sky and clouds from radiation station data and routine meteorological data of land surface, and the study the relationship between clouds " physical character and radiation. obtain the relationship between surface and near - ground atmosphere, and then according to this estimate surface albedo and surface net. by analyzing the relationship between satellite visible spectra, infrared spectra, and water vapor spectra values and radiation, by means of radiation transfer theory, analyze and deducethe relationship between clouds and radiation, and establish relationships between satellite value and global radiation and net
通過衛星雲圖的計數值來判斷雲對輻射的作用，以此建立起它們之間的關系；利用地面觀測資料和常規資料來粗略求取晴空大氣和雲光學厚度，進而研究雲的物理屬性與輻射關系；簡單的獲取地表與近地面大氣之間的輻射關系，以此估算地表的反照率，和地表的凈輻射；分析了衛星可見光、紅外及水汽雲圖計數值和地面輻射之間關系，利用輻射傳輸公式來推倒和分析雲對輻射的關系，試圖建立起衛星測值與地表總輻射和凈輻射之間的關系，並將晴空和有雲的個例分開，分別建立並選出最佳模式，以此來估算地表的凈輻射和總輻射。 -
The thesis studies the theories of water vapor transfer in unsaturated soil, and gets the water contents equations of water vapor transfer in unsaturated soils
本論文進行了非飽和土氣態水遷移的理論研究，得到非飽和土中氣態水遷移引起的含水量變化方程。 -
Then this paper devises experiments to research on the laws of water vapor transfer in unsaturated soil, studies the amount of water vapor transfer under different water contents, different water content gradients, different densities, different transfer time and the difference between loess and sands, studies the ratio of water vapor transfer contrasting with admixture transfer, and which can make us judge the importance of water vapor transfer in unsaturated soils by intuition
進而論文設計試驗研究了非飽和土中氣態水遷移的規律，考查了不同含水量梯度、不同含水量水平、不同密實度、不同遷移時間以及非飽和砂土和黃土這兩種不同土性條件下氣態水遷移量的大小，以及在上述不同條件下氣態水遷移量約占總混合遷移量的比例，使我們可以定性地判斷出非飽和土中氣態水遷移的重要性。 -
Three passages of vapor transfer are related to the regional precipitation, especially the one carrying water from the bay of bengal. mixed cold and warm cloud portions are favorable for " catalysis - water supply ". the duration and rainfall - hit area are about half the lifecycle and rainbelt size, respectively
；降水天氣的主要水汽輸送路徑有三條，以來自孟加拉灣的西南水汽輸送帶對降水最為有利；雲系以冷暖混合雲體為主，具有發生「播撒-供應」機制有利的宏觀雲體條件；雲系降水的時段和面積一般只有雲系生命期和面積的一半。
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