水平輻散 的英文怎麼說

中文拼音 [shuǐpíngfúsǎn]
水平輻散 英文
horizontal divergence
  • 水 : 名詞1 （由兩個氫原子和一個氧原子結合而成的液體） water 2 （河流） river 3 （指江、河、湖、海、洋...
  • 平 : Ⅰ形容詞1 （沒有高低凹凸 不頃斜） flat; level; even; smooth 2 （高度相同; 不相上下） on the same l...
  • 輻 : 名詞（車輪中車轂和輪圈的連接物） spoke
  • 散 : 散動詞1. （由聚集而分離） break up; disperse 2. （散布） distribute; disseminate; give out 3. （排除） dispel; let out
  • 水平 : 1. （跟水面平行的） horizontal;level2. （達到的高度） standard; level
  1. Low - level cyclones usually imply horizontally confluent flow and vertically rising air resulting in inclement weather. low - level anti - cyclones bring in fine and stable weather due to horizontally diffluent flow and vertically sinking air

    低空氣旋表徵水平匯聚、垂直上升的不穩定氣流，可以導致惡劣天氣產生；低空反氣旋則代表水平輻散、垂直下沉的穩定流場，伴隨著晴朗的天氣。
  2. It arises because of the horizontal divergence.

    它是由於水平輻散而出現的。
  3. But in flood years, the convergences in mid - and low - level of troposphere are strong. divergence departure in 200hpa is positive, so the pumping cause the updraft stronger. as we all know, the updraft is better to the rain

    澇年對流層中下層輻合偏強， zoohpa上，高原東北側地區為正散度距平區，輻散較常年偏強，高空輻散抽吸作用使得該區盛行上升氣流，有利於降水的形成。
  4. Based on the fog drop size distribution model of radiation and advection fog, the backscattering characteristics of fog have been investigated and the empirical relations of the radar reflectivity factor and water content or visibility are obtained

    對霧的雷達後向散射特性進行了分析和研究，得到了平流霧和輻射霧的雷達反射因子與含水量和能見度的經驗關系。
  5. If a decadal positive temperature anomaly occurs in the eastern tropical pacific, the atmospheric response excites a anticyclonic wind stress anomaly in the east of australia, which will lead to generate a negative temperature anomaly in the western tropical south pacific

    當熱帶東太平洋的海溫為暖異常，它將激發澳大利亞的東部沿岸的大氣產生反氣旋性風應力異常，在這種風場的作用，下方海水向四周輻散，導致熱帶西南太平洋的溫躍層變淺，產生負的溫度異常。
  6. Based on the spectral irradiance measured with the sun - atmosphere ultraviolet spectrum radiometer ( sauvs ) developed by the institute of atmosphere physics and the changchun institute of optics and fine mechanics, chinese academy of sciences, measuring the direct and scatter irradiance spectrum of ultraviolet waveband which arrives in beijing global surface, giving a method of retrieving the aerosol optical depth ( aod ) and put up with primary results that exponential function can fit the retrieval results according to its visibility, putting forth different coefficients and functions on variable visibility, also giving a primary analysis on the aod in dust - storm day and some contrast between sun - day and dust - storm day, analyzing the ratio between scatter and total irradiance, and its relationship with atmosphere mass and total atmosphere optical depth, lastly contrasting with the survey results by aeronet beijing station, the results of retrieval is in reason, this work gives some help in researching the co - effect of aerosol - radiance - climate and makes preparation for further survey on the radiance characteristics of dust

    利用中國科學院大氣物理研究所與長春光學精密機械研究所合作研製的太陽?大氣紫外光譜輻射計（ sauvs ） ，測量到達北京地表的太陽直接和散射紫外光譜輻射，導出了大氣氣溶膠的光學厚度。初步結果表明：北京紫外波段大氣氣溶膠的光學厚度在絕大部分情況下隨波長的增加而單調減小，用指數函數可以較好地擬合反演結果，統計得到了三個水平能見度狀況下擬合函數的系數值和公式表達式；初步分析了揚沙、浮塵、沙塵暴天氣條件下氣溶膠光學厚度的特點，並與一般晴朗天氣條件下的氣溶膠光學厚度特點做了比較分析；分析了太陽紫外譜輻射中散射輻射與大氣質量、大氣總光學厚度的定性關系和定量表達式；最後與全球氣溶膠監測網路（ aeronet ）北京站的資料做比對，表明反演結果基本合理。
  7. Genetic analysis shows that it may be caused by the difference of the response of each area to winter monsoon ' s abnormal, the kuroshio and our offshore is influenced mostly by heat flux between the sea and atmosphere, but in the other areas, the abnormal current incited by abnormal wind has decisive effect on the change of the sea temperature, at the same time, air pressure also has some impact on the sea temperature

    其區域性形成的原因主要可能是因為各海區對冬季風異常的響應方式不同，強冬季風使得黑潮與我國近海海洋過多散熱，海溫降低；在西北太平洋暖池北部，強冬季風引起西風異常，從而引發異常氣旋性環流，海水輻合下沉加熱其表層以下海水，同時異常環流使得更多東側異常暖水向西加熱其表層水；在黑潮與親潮交匯處的升溫也主要是由於強冬季風導致的流場異常，海水輻合下沉升溫。
  8. 2 ) radar incidence angle and surface roughness correction : to make radar incidence correction and eliminate the surface roughness effects, a wide range of surface parameters ( soil moisture, surface rms height, correlation length, incidence angle ) was input to the ibm model to simulate the effect of surface roughness and radar incidence angle on the sensitivity of soil moisture to the radar backscattering coefficient. a simple model was established to simulate the effects of incidence angle and surface roughness. 3 ) establishment of soil moisture change inversion model : according to a modified ibm model simulation results, the bare surface backscattering coefficients can be expressed as a funtion of the dielectric component for a given surface roughness when the surface slope greater than 2. 0, which is valid for most nature surface : in above equation, r0 is the surface reflectivity at normal incidence

    本研究中，首先利用基於微波輻射傳輸方程的微波植被模型和積分方程（ iem ）模型模擬了各種地表土壤水分含量情況下，植被覆蓋、地表粗糙度（包括地表均方根高度和相關長度） 、雷達入射角對c波段（頻率4 . 7ghz ）水平極化（ hh ）雷達後向散射系數的影響，在此基礎上，建立模型消除了植被覆蓋、地表粗糙度、及雷達入射角對雷達後向散射的影響，利用多時相50m解析度radarsatscansar雷達後向散射系數圖像反演得到了地表土壤水分變化模式信息。
  9. The results show that there are two centers of occurrence of llsw respectively in dong bei and jiang nan ; the regional torrential rain over the yangtze river basin is closely associated with llsw during the major periods of heavy rainfall ; the diurnal variation of the number of occurrence in the middle and low reaches of the yangtze river is the strongest in china there are some significant differences between llj and nallsw in positive season, spatial variation, diurnal variation and field of pressure. by the way, the important effect of inertial stability on heavy rainfall with both low level south - westerly jet and high level northerly strong flow is analyzed theoretically. the results show that the existence of the maximum of inertial stability in the left font of the low level jet is favor of the accumulation of the moist thermal energy, and conditional symmetric instability or convective instability can be expected in this region

    另外，慣性穩定性的作用以往不受重視，本文通過對西南低空急流左前方和高空偏北大風軸右後方的慣性穩定性和對稱穩定性的理論分析和實例計算，表明慣性穩定性在伴有高低空急流的暴雨中有重要意義，揭示了梅雨暴雨的一種新的高低空急流耦合機制：低空急流左前方慣性穩定度大值區的存在，有利於低層濕熱能量的積累，使低層傾斜對流的不穩定發展更多期望于條件性對稱不穩定或對流不穩定；高空偏北大風軸（西風急流）的存在，是其右後方（右側）出現對稱不穩定的有利條件，高空相對容易出現干對稱不穩定；慣性穩定性的作用，使低層的傾斜對流更偏向於垂直方向，有利於對流發展，使高層的傾斜對流更偏向於水平方向，有利於高層輻散。
  10. There are two parts in this paper : firstly, a set of single doppler velocity models are presented for typical ambient windfields that include those of being uniform horizontally, macroscale convergence and divergence, which overlap warm and cold advection. which are marked by different signatures in the single doppler velocity field. the models proposed can help users identify useful information from the dopple velocity patterns

    本論文包括兩個部分：第一篇通過對典型風場的單多普勒天氣雷達徑向速度圖象進行模擬，典型風場包括水平均勻一致的風場、非均勻水平風場的大尺度運動的輻合輻散風場以及大尺度運動的輻合輻散風場與冷暖平流的迭加等。
  11. Solar radiation models of different temporal and spatial scales were established by using ground observed data from meteorological stations. a series of distributed models were developed based on principles of direct and diffuse radiation on tilted surfaces and integrated with gis software. using dem data of chongqing, the distributions of direct and diffuse radiation over rugged terrains were simulated

    本文利用重慶及其周邊地區的日射站和常規氣象站水平面觀測資料，建立不同時空尺度的太陽輻射估算模型；依據坡地直接輻射和散射輻射機理，以地理信息系統為數據處理平臺，建立起伏地形下太陽輻射分散式估算模型；根據重慶1 ： 25萬dem數據，對重慶實際復雜地形下太陽直接輻射和散射輻射進行了數值模擬，為起伏地形下輻射估算及其他地表氣象要素的空間擴展提供有益的嘗試。
  12. Temporally, annual potential evapotranspiration is from 882 to 107 lmm, with a mean value of 974mm at qiabuqia ; and it is positively correlational to precipitation and temperature, so it is beneficial for plant growth because precipitation and heat ocurs at the same growth period. ; spatially, annual potential evapotranspiration is from 485mm to 1174mm, with a mean value of 1027mm, and it ' s spatial distribution is negatively correlational to precipitation and slope, whereas positively correlational to temperature and extra solar radiation, therefore the spatio - temporal difference of water become the key factors to plant growth and plant climate potential productivity

    在青海共和盆地，歷年潛在蒸散平均974mm ，各月潛在蒸散與降雨和溫度之間是很好的正相關，所以雨熱同季有利於作物生長：年潛在蒸散的空間分佈范圍從485 ? 1174mm ，平均1027mm ，而且年潛在蒸散空間分佈與降雨和坡度是負相關，與溫度和大氣外層輻射正相關，因此水分和溫度的是影響作物水分耗散的重要因子，決定了共和盆地植被的氣候生產力。
  13. Attempt to calculate the diffuse irradiation on the actual terra by used of the modern geo - information technology and the high resolution digital elevation model, we focused on 3 points in discussion : 1. to construct an appropriate model to describe the anisotropic character of the diffuse - radiation. according to the circle - sun suppose, we decomposed it into 2 parts, one is the isotopic part and the other is anisotropic

    本文的討論主要著眼於三個方面： 1 、散射輻射各向異性特點利用環日假設理論，把太陽散射輻射分解為各向同性散射和環日散射兩部分，並以水平地面上的直接輻射和散射輻射各自在總輻射中所佔比例來表示其權重，描述實際散射輻射各向異性的特徵。
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