輻合區 的英文怎麼說

中文拼音 []
輻合區 英文
area of convergence
  • : 名詞(車輪中車轂和輪圈的連接物) spoke
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • : 區名詞(姓氏) a surname
  1. 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

    澇年對流層中下層偏強, zoohpa上,高原東北側地為正散度距平散較常年偏強,高空散抽吸作用使得該盛行上升氣流,有利於降水的形成。
  2. The diagnostic analysis for the sandstorm process on the base of height, temperature, pressure and wind etc output from the model shows that the upper cold trough, low - level wind shear, surface cold anticyclonic ridge, mesoscale cyclone and cold front are the main synoptic systems, surface cold anticyclonic ridge and cold front provide condition of wind force to occurrence of the sandstorm weather, the strong mesoscale cyclone before front makes pressure gradient before and after cold front obviously strengthen, moreover, and it increases obviously the temperature of the controlled area, as a result, the updraft movement caused by convergence before front strengthens

    500hpa強鋒、 700hpa切變和鋒前中尺度系統的強弱及位置變化是沙塵暴天氣發生發展到減弱的直接原因。地面冷高壓、地面氣旋及冷鋒是造成本次沙塵暴天氣的主要地面天氣系統。地面冷高壓及冷鋒為沙塵暴天氣的發生提供了風力條件,而中尺度氣旋使冷鋒前後氣壓梯度明顯增強外,又使所控制的域增溫明顯,使鋒前上升運動加強,為沙塵暴天氣的發生提供了熱、動力條件。
  3. It was well known that the main process of precipitation formation was collecting cloud water in the warm area and ice phase particles melting in the cold area. positive vertical velocity existed between 700hpa and 500hpa in the warm area and near surface in the cold area. wind convergence existed at the height of 700hpa, and divergence existed above and below the height of 700hpa

    通過對降水雲系的綜研究,建立了河南省春季層狀雲降水概念模型:暖降水主要通過雲水碰並形成,冷降水機制以冰粒子融化等冷雲過程為主;暖700一50ohpa通常有上升氣流,冷上升氣流分佈在近地面附近: 700沖a存在風場的,其上下則主要是;水汽主要集中在7o0hpa高度上,暖水汽來自南、東南方向,冷水汽以西南輸送為主;暖位勢不穩定分佈在o 。
  4. The analysis of the large - scale synoptic situation shows that strong precipitation is closely related to the explosion of monsoon and the intensification of cross - equatorial flow which bring a lot of vapor and meet with cold masses at the eastern of northwest district on 8th, june causing extremely heavy rainfall ; that subtropical high - level jet at 200hpa, subtropical high at 500hpa and low - level jet at 850hpa are the weather backgrounds favorable to strong precipitation ; that the pattern of eastern highs and western lows and the establishment of a low - level jet and the coupling between upper - and low - level patterns that determine that the rain occurred in the east of the northwest china ( on average, this is the rainy season for the south of china, but not for the northwest china ) ; that water vapor comes from southerly and easterly flow which converge at the eastern of northwest district with convergence mainly in lower levels and pbl ; that the high value of the whole - level apparent heat source < q1 > is near the area of large rainfall in the direction of northeasterly - southwesterly agreeable to shear line very well and the condensation latent heat releasing is main heat source with vertical advection item playing key role in q1 and q2 ; that there is a vertical secondary circulation crossing low - lever jet whose ascending branch is at the area of large rainfall ; that the construction of convection instability and conditional symmetry instability results that there is not only deep thermal instability, but also moisture influx and triggering mechanism of thermal instability causing strong torrential rain

    作為對比,本文還對2002年6月24 - 25日發生在北京地的強地形雨進行了分析,並討論陜南、北京地兩地暴雨的異同點以及地形作用的共性和個性,為兩地暴雨預報提供有益的參考,得出了一些很有意義的結果: 1大尺度環流背景分析表明: ( 1 ) 「 02 . 6 」強降水與6月上旬越赤道氣流和季風爆發密切相關,攜帶大量水汽的偏南氣流與冷空氣於6月8日交匯在西北地東部,導致了這次強降水的發生; ( 2 ) 200hpa的副熱帶西風急流、 500hpa副高以及850hpa的低空急流的配置非常有利於本文分析之陜西強降水的發展與維持。大尺度形勢分析表明,東高西低形勢場、低空急流的建立和高低空形勢的配置決定了這場降雨出現在西北地東部。與暴雨相聯系,存在一支橫越低空急流的經向垂直環流,暴雨處于該垂直環流的上升支; ( 3 )偏南和偏東氣流水汽通道在西北地東部交匯,水汽的積聚主要在對流層低層和行星邊界層內完成; ( 4 )整層的視熱源< q _ 1 >高值在暴雨附近呈東北-西南向分佈,與切變線走向非常一致,降水產生的凝結潛熱釋放是強降水大氣的主要熱源。
  5. 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

    域性形成的原因主要可能是因為各海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,海水下沉升溫。
  6. The strong convergence areas, which are coincide to the big rain belt, mostly lie in the planetary - scale water vapor transport. iii

    夏季垂直積分的水汽輸送通量強輻合區大多位於行星尺度水汽輸送大值帶中,和降水大值之間有很好的對應關系。
  7. Although the runway anemometers did detect the arrival of sea breezes at chek lap kok, windshear could not be recognized when the convergence zone was to the immediate west of the airport

    雖然跑道上的風速表探測到有海風吹過赤角,但當輻合區貼近機場西面時,卻未能探測到風切變。
  8. The coupling of low - level ( convergence area lay ahead of jet on the left ) and upper - level ( divergence area lies rear of jet on the right ) jets played an important role in the course of vertical motion developing

    高空急流入口(右後方)的散,與低空急流左前方的輻合區互相耦,對垂直運動的發展起到很大作用。
  9. Q vector divergence field submit piece form district of convergence and divergence, have reflected meso - scale character. in the interface of convergence district and divergence district of q vector divergence, accompany severe convection precipitation and convection precipitation strengthen following convergence center strength, weaken following divergence center weaken

    在對流層低層q矢量散度輻合區的交界處,伴隨有較大的對流性降水,對流性降水的強度隨中心強度的增強而增強,隨中心強度的減弱而減弱。
  10. Based on t213 and other observational datasets, a severe heavy rain occurred in changjiang - huaihe basins during 4 - 5 july 2003 is studied. the primary diagnostic analyses show that double or single block is the characteristics of the macroscale circulation in this rainfall process. the strong conflict of warm and cold mass, mesoscale convergence on meiyu front, shear line, and stably maintaining of high and low jets make for the rainfall

    本文採用地面高空常規資料,每6h一次的降水資料,以及t213數值預報資料,對2003年7月4 - 5日發生在江淮地的一次梅雨鋒暴雨過程的影響系統及其可能機制進行了初步的診斷分析,發現,高緯雙阻、單阻形勢是這次暴雨過程發生的大尺度環流特徵;冷暖空氣的激烈交鋒、梅雨鋒上的中尺度線、 700hpa 、 850hpa上的低渦、切變線以及穩定維持的高低空急流是導致這場暴雨的直接影響系統;該地維持一個高能、飽和、潛在不穩定的環境,有利於特大暴雨的產生和維持。
  11. The main relative systems of heavy - hard rainfall in northeast plateau are western pacific subtropical high, south asia high, low latitude systems, upper level jet ( ulj ), low level greater wind speed axes, westerly trough and plateau trough, low level vortex, cold frontal, occluded front in qinghai lake, mesoscale low pressure, heat low - pressure in qinghai, shear line and convergence line, mesoscale cloud cluster, etc. the west subsidiary model of south asia high is the main circulation type of heavy - hard rainfall in this area

    3 、西太平洋副高、南亞高壓、低緯系統、高空急流、低空大風速軸;西風槽和高原槽、低渦、冷鋒、青海湖錮囚鋒以及中尺度低壓、青海熱低壓、切變線與線、中尺度雲團等系統是高原東北部地大到暴雨的主要相關系統。 100hpa上的南亞高壓中心強度加強,位置東西擺動預示高原地將有降水產生,中心強度減弱,降水過程結束。南亞高壓西部副型是高原東北部地大到暴雨的主要流型。
  12. The model simulations indicate that the severe storm is occurred in the pattern high - level of northwest flow, the waterjumping downhill flow form taihang mountain is the key mechanism to initiate the convective, on the other hand, the terrain can induce unbalanced low - level flow, which play an importance role in generating the mesoscale gravity waves ( mgws ) by convergence and divergence in low - level troposphere

    ( 2 )太行山對華北強對流風暴的發生有重要作用。一方面,地形可引起邊界層風場的變化,包括風垂直切變、下坡氣流和中尺度線,從而對風暴的啟動、組織和移動發揮作用;另一方面,山脈背風波動和地形產生的不平衡氣流,有利於中尺度重力波( mgws )的產生和維持,並對下游地強對流天氣的發展產生影響。
  13. Severe convergence brought by low - level jet pulsation, and severe divergence brought by upper - level jet is directly trigger mechanism of this intense rainstorm

    低層低空急流脈動產生的強,高空急流誘發的高層強散是本次東北地暴雨天氣的直接觸發機制。
  14. The results show that the weather process occurs because of typhoon trough with cold air, deep upper trough ; the southeast low - jet by typhoon transported large water vapour and great energy of instability to heavy rainfaill area ; cold air, lower convergence and upper divergence by deep upper trough lead to development of the east - ocean low pressure and occurd strong wind

    分析結果表明:這次天氣過程是由臺風倒槽和冷空氣及深厚的高空槽共同作用引起的;臺風環流引起的東南低空急流為暴雨輸送了大量的水汽和不穩定能量;冷空氣的侵入加上深厚的高空槽引起的低空、中高層散,促使了東海低壓的劇烈發展,產生了猛烈的大風。
  15. When the low - tropospheric mpv1 < 0, mpv2 > 0 or negative mpv2 intensify, sudden rainstorm will be inclined to happen. the rainstorm usually happens in the dense section of the negative isoline of mpv1. wind and pressure field on moist isentropic surface reveals that the interaction between cold air and warm air, it successfully explains the reason why " 8

    濕等嫡面上風場和氣壓場直觀地揭示了暴雨冷空氣擴散、暖空氣堆積及兩者在等嫡面上相遇,上升產生暴雨的機制,它較好地解釋了8 . 11 」暴雨強度強,范圍相對較小的原因。
  16. Inertial instability always existed in strong inertial stability area, furthermore, acceleration field caused these two factors can give rise to air convergence and divergence in upper level, which made cyclone strengthened and precipitation enlarged. reinforced precipitation caused latent heat enlarged again, which led to inertial instability augmented

    慣性不穩定總是伴隨強慣性穩定存在,這兩者產生的加速度場可形成高層的散引起氣旋加強以及降水加大,降水加強又可使潛熱進一步加大和擾動槽加強,從而導致慣性不穩定加劇。
  17. 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,西北地東部持續受高壓控制,冷空氣沿此高壓流經長江中下游地上空;在西北地東部對流層中下層氣流下沉運動較強,呈反氣旋渦度,水汽通量散度散,不利於西北地東部降水。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,有利於降水生成。
  18. When the southwesterly ( northeasterly ) moisture flux over southern china and its vicinity increased, then more ( less ) water vapor was transported from the low latitudes to the atmosphere over southern china, which resulted in strong ( weak ) atmospheric moisture sinks over the above - regions in southern china

    華南中東部以及廣西北音隊湖南西部貴州東部地水汽匯的強度異常與東亞上空水汽輸送異常導致上述地垂直積分的水汽通量的異常密切相關,當中國南方上空有西南(東北)風水汽通量距平,即西南風水汽輸送增強(減弱)時,則上述地上空的水汽匯偏強(偏弱) 。
  19. The distribution of lrgr summer mean rainfall was determined by the obstructing effect and two stronger ascending airflow that come from bengal bay and south sea and converge around corresponding windward slopes ; the general circulation distribution in meridional section is equal, which showed the passing - effect of lrgr

    縱向嶺谷多年平均夏季降水空間分佈主要由縱向嶺谷的「阻隔」效應,以及夏季從孟加拉灣來的氣流和從南海來的氣流在相應迎風坡面,形成兩支較強的上升氣流所致;而縱向剖面大氣環流的變化則較為均勻,顯示了縱向嶺谷的「通道」效應。
  20. When tc approaches to coast, under the squeezing effect between tc and land, convergences of wind vector and pressure gradient are intensified between tc " s center and coast, and, a new high wind domain forms

    隨著熱帶氣旋不斷接近陸地,由於擠壓作用,二者之間域的風矢量和氣壓梯度不斷增強,形成新的大風,造成水平結構的變化。
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