氣旋環流 的英文怎麼說
中文拼音 [qìxuánhuánliú]
氣旋環流
英文
cyclonic circulation- 氣 : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
- 旋 : 旋Ⅰ動詞1 (旋轉) whirl 2 (用車床切削或用刀子轉著圈地削) turn sth on a lathe; lathe; pare Ⅱ名詞...
- 環 : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 氣旋 : [氣象學] cyclone; low
- 環流 : [氣象學] circulation; circulating current; circumferential motion; circular current; ring current...
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The result shows that : the sand - dust storm occured in favorable climate background that is drought and rainless, the tilted trough and mongolia cyclone are the important weather systems that caused the severe sand - dust storm, tilted trough and strong frontal zone caused the mongolia cyclone developed and the clod front strengthened at surface, high jet and ferrel circulation are the main reason that momentum spreaded downward from higher level and frontal zone strengthened on lower level
結果表明:沙塵暴是在乾旱少雨的有利的氣候背景下產生的。斜壓槽和蒙古氣旋是觸發這次強沙塵暴天氣過程的重要的天氣系統,高空斜壓槽和強鋒區促使了地面蒙古氣旋的發展和冷鋒的加強,誘發沙塵暴天氣。高空急流及其下方的ferrel環流起到了高層動量下傳和加強低層鋒區的重要作用。The vorticities of cyclonic and anticyclonic circulations take on positive and negative values respectively
氣旋和反氣旋環流的渦度分別會取正值和負值。The simulated scs surface circulation is generally cyclonic ( anticyclonic ) during the winter ( summer ) monsoon period with a strong western boundary current. the surface circulation in spring and in fall possesses transitional characters between summertime and wintertime
模擬結果給出了南海環流的基本特徵:西邊界流、南海暖流、冬季(夏季)海盆尺度的氣旋(反氣旋)式環流。When the wpi - soi correlation is weak and the west pacific sst warmer ( colder ), a anomalous anticyclonic ( cyclonic ) circulation is found in the lower troposphere over northern equatorial western pacific. this anomalous circulation is not in favor of maintaining a significant correlation between the west pacific sst and enso
Wpi - soi相關關系微弱時,在西太平洋赤道北側的對流層低層存在高(低)海溫?反氣旋(氣旋)異常環流系統,不利於維持enso與西太平洋海溫變化間的緊密聯系。The topographic influences in the southwest of central shandong are in favor of the formation of the low - level cell, which amplified the rainfall intensity and resulted in the precipitation center there
魯中山區西南側有利地形促使了低層氣旋環流的形成,對暴雨具有明顯的增幅作用,是該地區出現暴雨中心的重要原因。In the second part of the paper, with employing the game reanalysis data and on the basis of the theories of the baroclinic vorticity development, this paper inferred from the dynamic analysis that the horizontal vorticity can represent the baroclinic intensity of the large - scale atmosphere, and the conversion of the horizontal vorticity converting into the vertical vorticity is actually the phenomenon that the horizontal vorticity flux of the summer monsoon owning the striking longitudinal - direction vertical structure and the strong baroclinicity, influence on the horizontal movement of the atmosphere
在第二部分,基於第一部分的結果,本文在斜壓渦度發展理論的基礎上,用在我國季風區具有更高準確性的game再分析資料,討論分析了能代表大尺度大氣斜壓性強度的水平渦度在向垂直渦度轉化的情況,說明了此轉化就是具有明顯經向垂直結構特徵和強斜壓性的夏季風環流圈將其經向垂直剖面上的渦旋通量強迫於水平運動的現象。This was due largely to the development of an el nino in the year, which was characterized by above normal sea surface temperatures in the equatorial eastern and central pacific. the associated change in atmospheric steering flow caused tropical cyclones over the western north pacific to turn towards the north before entering the south china sea
厄爾尼諾是指在赤道太平洋東部及中部出現海面溫度異常變暖的現象,它導致大氣環流的改變,將北太平洋西部的熱帶氣旋引導向北移動,相對減少了它們向西移入南海的機會。When tcf is low, the results will be opposite
少熱帶氣旋年則與以上的環流形勢相反。7. significant weather influencing relief of southeast asia ; large scale circulations in the tropics ; winter monsoon and cold surge ; summer monsoon ; rainfall of china ; mei - yu ; fog and crachin ; tropical cyclones ; tropical synoptic systems ; climate of hong kong
7 .東南亞地形衍生的天氣熱帶地區的大尺度環流冬季季候風與寒潮夏季季候風中國的降雨情況霧與蒙雨天氣熱帶氣旋熱帶天氣系統和香港的氣候。Significant weather influencing relief of southeast asia ; large scale circulations in the tropics ; winter monsoon and cold surge ; summer monsoon ; rainfall of china ; mei - yu ; fog and crachin ; tropical cyclones ; tropical synoptic systems ; climate of hong kong
東南亞地形衍生的天氣、熱帶地區的大尺度環流、冬季季候風與寒潮、夏季季候風、中國的降雨情況、霧與蒙雨天氣、熱帶氣旋、熱帶天氣系統和香港的氣候。The contrast analysis for the vertical distribution feature of the simulated physical quantities such as vorticity, divergence, vertical velocity. spiral degree etc suggests that there are a good disposal among the various physical quantities fields in the different stage during the period of sandstorm development, and reveals that the dynamic mechanism of the forming, developing, decreasing of the sandstorm weather and trigger and indication effects of the micro - mesoscale systems and secondary vertical circulation to the occurring and developing of sandstorm in northwest area
對渦度、散度、垂直速度、螺旋度等物理量的水平和垂直分佈特徵進行對比分析,發現各物理量場在沙塵暴發展的不同時期有著很好的配置,揭示出西北地區沙塵暴天氣的形成、發展、消弱的物理機制和中小尺度系統、次級垂直環流對沙塵暴天氣發生發展的觸發和指示作用。沙塵暴區上空螺旋度垂直分佈為高層負值,低層正值,螺旋度大小的演變與沙塵暴的出現有一定的對應關系。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。The convergence of air at the lower levels and divergence aloft imply a vertical circulation which is schematically shown in the following cross - sectional diagram
下面是熱帶氣旋的垂直環流示意圖,圖中可看到低層的空氣輻合及高層的空氣輻散。The salinity distribution characteristics are the high - salinity in the bohai bay and the low - salinity in the boahi strait. the density distribution shows that there is a large cyclonic density circulation in bohai sea and it is likely to exist some density current gyre in the middle part of the bohai sea. in winter the saddle - like pattern of the bohai sea temperature and salinity shows that the circulation structure is much complexer than the previous research results
密度分佈表明:夏季渤海灣口已經由以前的低密度中心變為現在的高密度中心,相應的環流結構也必會發生大的變化;夏季渤海中部會存在一個反氣旋式的密度環流,並在局部可能存在多個密度流渦環;冬季渤海「馬鞍狀」溫鹽結構反映其密度環流結構要比以往研究結果復雜得多。Through analysis of potential vorticity in equity - entropy surface field, a relatively high potential vorticity center in cyclone top in low - troposphere have discovered, and make cyclone develop in a more deep cyclone circulation by this ; and an anticyclone circulation zone with more severe low potential vorticity in high - troposphere
通過對等熵面的位渦分析,發現了對流層中低層的位渦場,在氣旋上方有一個相對高位渦中心,由此使得氣旋在一個比較深厚的氣旋性環流中發展;而對流層高層則是一個伴有較強位渦低值的反氣旋環流區。In 1999, the dipole existed in between the okhotsk high and the depression in the north of northeast china, thus the okhotsk high became active and maintained, the subh was located to an area quite further south than usual. the high persisted in the east region of nw china, the cold air flowed to the mid - lower reaches of the yangtze river along the high. in the east region of nw china, air steam under troposphere was strong sinking motion, and formatted the negative vorticity region, the vapour flux divergence was divgence. lt was apparently that the rain could n ' t occur in the eastern portin of nw china. in 2000 year, okhotsk high was very weak or did n ' t exist in, there was high in the east asia - japan, the subh is located to an area further north than usual. in the east region of nw china, the trough maintained, air stream under troposphere was strong ascending motion, the cycolonic circulation was prevailing, the vapour flux divergence was intensive convergences the rain easy happened in the east areas of northwest china
4多梅雨1999年鄂霍茨克海阻塞高壓與我國東北北部低壓形成偶極子,使得阻塞高壓穩定少動,西太副高位置偏南,西北地區東部持續受高壓控制,冷空氣沿此高壓流經長江中下游地區上空;在西北地區東部對流層中下層氣流下沉運動較強,呈反氣旋渦度,水汽通量散度輻散,不利於西北地區東部降水。空梅雨2000年相反,鄂霍茨克海高壓減弱甚至不存在,東亞-日本為高壓,西太副高位置偏西偏北,西北地區東部處于西風槽中,對流層中下層氣流上升運動增強,盛行低壓環流,水汽通量散度強烈輻合,有利於降水生成。With this axial symmetric quasi - 3d model, the gas - flow field in such a wedge - shape air - gap is studied, the phenomena about taylor vortex in such a narrow wedge - shape air - gap is illuminated and the so caused gas - flow in axial direction is explained
採用準三維軸對稱的計算模型,對楔形氣隙的流場進行了研究,驗證了高速旋轉情況下,環形間隙流場中充滿taylor渦流的現象及相關規律。Results of experiment b demonstrate that a convergence zone of wind vector and water vapour with dense pressure gradient is formed alone the coast after tc ' s outer circulation encountering land, which results in more precipitation
試驗b的結果顯示,熱帶氣旋外圈環流與陸地接觸後到中心登陸前後,沿海岸線一直存在一條氣壓梯度相對密集的風矢量、水汽輻合帶,引起該處降水增多。The weather system on july 5th 08bst depicted by the cloud - drift winds could be distinctively seen an anticyclone with divergence in the north and convergence in the south which was much helpful in rationally explaining the real weather process combined with some traditional methods
由它所表示的2003年7月5日07 ? 08時的高空風場上,可以清楚地看到一個北邊輻散,南邊輻合的反氣旋環流,這些細節有效地幫助了常規方法,使其對天氣過程做出合理的診斷分析。The more positive the vorticity, the stronger the cyclonic flow is
渦度正值越高的地方,表示氣旋環流越強。分享友人