輻合度 的英文怎麼說

中文拼音 []
輻合度 英文
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)
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  1. The result indicates that, in the course of the rainstorm in huoshan, there are obvious low - level jet of great intensity, infection of mesoscale shear line, enhancement of plus vorticity which increases intensity of convergence, improves ascending velocity and brings on precipitation, and quick enhancement of helicity which provides the basis to forecast, in addition, convergence of moisture flux and analyzed potential vorticity which reflects baroclinic convective instability sufficiently indicate the characteristics of the rainstorm

    結果表明:此次霍山暴雨發生前後,存在明顯的大強低空急流,並受到中尺切變線的影響,而且正渦的加強引起了加劇,提高了上升速從而引起降水,同時暴雨發生前螺旋的迅速增強,也為預報提供了根據,另外水汽通量的以及分析位渦反映出的斜壓對流不穩定都充分體現了這次降水的特點。
  2. 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,高原東北側地區為正散距平區,散較常年偏強,高空散抽吸作用使得該區盛行上升氣流,有利於降水的形成。
  3. 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強鋒區、 700hpa切變和鋒前中尺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,而中尺氣旋使冷鋒前後氣壓梯明顯增強外,又使所控制的區域增溫明顯,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。
  4. Based on the epwp and wpwp in conjunction with abnormal north and west wind, a new possible iii mechanism is provided for the evolution of the 1997 / 1998 el nino. to be specific, the warm kelvin wave propagating to east excited by the abnormal west wind can suppress the cold upwelling flow in the eastern pacific, which, in turn, is favorable to the eastern pacific sst increase ; abnormal west wind can make the warm water of the wpwp east edge extend to east, which is conductive directly to eastern pacific sst increase ; the abnormal west wind propagating to east can make the sea surface warm water near two equatorial laterals converge to the equator by ekman drifting, which, in rum, strengthens the downwelling flow near the equator, leading to eastern pacific sst increase

    將東、西太平洋暖池及異常北風、西風一併結起來考慮,提出1997 1998elnino事件發生、發展的一種新的可能機制:異常西風激發東傳的暖kelvin波對東太平洋的冷上翻流有抑制作用,從而有利於東太平洋海表溫增加;異常西風驅動西太平洋暖池東端暖水向東伸展直接有利於東太平洋海表溫增加;東傳的異常西風可以通過埃克曼漂流效應將赤道兩側的海表暖水向赤道從而加強了赤道附近的下沉流,也有利於東太平洋赤道附近海表溫增加。
  5. 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:暖區降水主要通過雲水碰並形成,冷區降水機制以冰粒子融化等冷雲過程為主;暖區700一50ohpa通常有上升氣流,冷區上升氣流分佈在近地面附近: 700沖a存在風場的,其上下則主要是散區;水汽主要集中在7o0hpa高上,暖區水汽來自南、東南方向,冷區水汽以西南輸送為主;暖區位勢不穩定分佈在o 。
  6. Abstract : a survey of an institution indicated that the eligibility rate of rediation intensity of ultraviolet lamps in microbiological laboratories were 32. 2 % ?

    文摘:經調查,某單位消毒專業與非消毒專業微生物實驗室紫外線燈格率分別為100 %與32 . 2 % 。
  7. 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日發生在北京地區的強地形雨進行了分析,並討論陜南、北京地區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日交匯在西北地區東部,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區東部。與暴雨區相聯系,存在一支橫越低空急流的經向垂直環流,暴雨區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區東部交匯,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 >高值區在暴雨區附近呈東北-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區大氣的主要熱源。
  8. For example, the jump points that 8 years converging upon 1 year are in 1958, 1970, 1981 and 1998

    存在不同尺周期的突變,如8a尺到1a尺的突變點位置為1958 、 1970 、 1981 、 1998年。
  9. Content validity of the hbs was evaluated using a panel of experts and convergent validity was used to support the construct validity of the hbs

    健康行為量表的內在效采專家效支持健康行為量表建構效
  10. In ultrasonic testing, the variation of surface roughness of workpiece tested induces various coupling losses, as a result the testing error is inevitable

    摘要在超聲檢測中,被檢工件表面粗糙不同導致損耗不同,往往使探傷靈敏降低。
  11. 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區大多位於行星尺水汽輸送大值帶中,和降水大值區之間有很好的對應關系。
  12. Big scope south airflow and vapor transport and convergence brought by meso - scale jet, offer vapor condition which rainstorm occur and develop

    大范圍偏南氣流及其中的中尺急流帶來的水汽輸送及,為暴雨天氣的發生、發展提供了低層水汽條件。
  13. 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矢量散區和散區的交界處,伴隨有較大的對流性降水,對流性降水的強中心強的增強而增強,隨中心強的減弱而減弱。
  14. The first can be called a typical huabei mcs, whose initial convections are arisen by terrain forced climb ; the second initial convections are arisen by boundary convergence lines in the afternoon, meantime the lower level cold air from huabei plain also contributes to their formation

    第1次是比較典型的華北mcc中尺對流復體過程,它是由地形強迫抬升觸發了初始對流。第2次初始對流是由午後的邊界層線觸發的,從華北平原南下的淺薄冷空氣也起了重要作用。
  15. 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日發生在江淮地區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環流特徵;冷暖空氣的激烈交鋒、梅雨鋒上的中尺線、 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;該地區維持一個高能、飽和、潛在不穩定的環境,有利於特大暴雨的產生和維持。
  16. 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低壓、青海熱低壓、切變線與線、中尺雲團等系統是高原東北部地區大到暴雨的主要相關系統。 100hpa上的南亞高壓中心強加強,位置東西擺動預示高原地區將有降水產生,中心強減弱,降水過程結束。南亞高壓西部副型是高原東北部地區大到暴雨的主要流型。
  17. 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,有利於中尺重力波( mgws )的產生和維持,並對下游地區強對流天氣的發展產生影響。
  18. Beyond this research, we perform realistic synthesis of virtual objects and real scene by taking radiance approach. here, we use monte carlo method to compute form factor, and fast hierarchical radiance to reach realistic synthesis

    在此基礎上,進行基於方法的虛擬物體與真實場景成技術研究,採用montecarlo方法進行形狀因子計算,並用快速層次方法實現了成。
  19. Clre also used a special strategy to tracing the ray that decreases the variant of monte carlo technology. at the prophase, clre introduced some ideas based on signal processing to benefit the raytracing fragment ’ s quality and performance

    Clre使用基於montecarlo積分技術的并行式光線追蹤作為其核心渲染演算法,通過結光線追蹤演算法和演算法的優點,達到了較高的渲染質量。
  20. Stream ascended strongly in the center of the mesoscale vortex and the structure of lower - level convergence and upper - level divergence are very favorable to the generation and development of the mesoscale convective system

    該低渦中心存在著強上升運動,低層高層散的配置非常有利於中尺對流系統的發生發展。
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