vertical velocity 中文意思是什麼

vertical velocity 解釋
垂直速度
  • vertical : adj 1 垂直的,直立的,豎立的,縱的( opp horizontal )。2 頂上的,頂點的,絕頂的。3 【解剖學】頭...
  • velocity : n. 1. 迅速;快速。2. 速度,速率。3. 周轉率。
  1. Analyzing the physics structure of vorticity, divergence, vertical velocity, frontogenesis " function, apparent heat source and apparent moist sink etc. indicated the physics fields are favorable for the occurance of the heavy rain over changjiang - huaihe river basin where the physics values are well according to the heavy rainstorm positions ; the low level jet is closely subject to the moisture and the coupled system of the low and the upper level jetstreams induced the strongly " ascending motion ; the intensity of the frontogenesis varies with the development of the rainfall system and reacts the rainfall intensity

    主要分析了這次過程中的多種物理量,包括渦度、散度、垂直速度、鋒生函數、視熱源、視水汽匯等,對這一暴雨過程有了比較系統的認識。結果表明:在江淮流域存在著有利於發生暴雨的物理量場配置,渦度、散度、垂直速度等物理量,與暴雨的落區都很吻合的;低空急流的產生不僅有利於水汽的輸送,而且高低空急流的耦合造成了有利於強上升運動的配置;鋒生強度隨著降水系統的發展變化,並影響降水強度。
  2. 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。
  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合研究,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存在風場的輻合,其上下則主要是輻散區;水汽主要集中在7o0hpa高度上,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 。
  4. In order to make clear the changing situation about various meteorological element fields during the heavy rain. the diagnostic analysis in three aspects was done in this text : the vapor conditions, in which the difference of the temperature and dew point, relative humidity, vapor flux and the divergence of vapor flux were discussed ; the dynamic and thermodynamic conditions, vorticity, divergence and vertical velocity were analyzed ; the vertical layer condition, which included potential temperature, static stability, convective ( potential ) instability and the vertical profile of eight physical fields over the observatory of shenyang

    為了弄清這次暴雨過程各氣象要素場的演變情況,分三方面對暴雨的水汽條件(使用了溫度露點差、相對濕度、水汽通量和水汽通量散度) 、動力條件(使用了散度、渦度和垂直速度)和垂直層結條件(使用了位溫、靜力穩定度和潛在不穩定度以及沈陽單站的8個物理量的垂直廓線)等的變化,分別進行了診斷分析。
  5. 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。
  6. Altitude vertical velocity indicator

    高度升降速率指示器
  7. In the four parameters the frequency of excitation force is most significant to the horizontal and vertical velocity of seedlings. the amplitude of excitation force is less significant

    四個因子中,頻率對缽苗的推送速度影響最為顯著,其次是激振力幅值f 。
  8. The performance of vibration and movement of seedlings is validated in the whole vibration plate simulation. an orthogonal experiment is designed for analyzing the effect that the four parameters ( f, co, a, k ) act on horizontal and vertical velocity of seedlings

    首先驗證虛擬模型的振動性能與物理原型基本相符,進一步採用正交試驗,考察四個因子(激振頻率山、激振力幅值f 、彈簧剛度k及彈簧傾角)對缽苗推送速度的影響。
  9. Positive vertical velocity existed between 700hpa and 500hpa

    暖區700 500hpa之間一般存在上升氣流。
  10. The relatively simple mass continuous equation is used to calculate vertical velocity, and use radial velocity projection relation of dual - doppler radar to retrieve the three - dimensional wind field

    採用較簡單的質量連續方程求取垂直速度方案,利用兩部雷達的徑向速度投影關系反演大氣三維風場。
  11. The results show that the auto - conversion of frozen drops and graupels ( cnfh, cngh ) are the main sources of the hailstones in the strong convective storm studied in the paper, but the contribution of frozen drops is greater than that of graupels. hailstones mainly depend on the processes of collecting supercooled water ( clch, clrh ) to grow. the relatively simple mass continuous equation was used to calculate vertical velocity, and use radial projection relation of dual - doppler radar to retrieve the case ' s three - dimensional wind field

    同時模擬分析了冰雹形成的微物理過程,結果表明,本個例模擬雹雲中,冰雹粒子主要由凍滴和霰轉化( cnfh , cngh )形成,但凍滴對冰雹形成的貢獻要比霰大得多,冰雹含水量中心的發展演變與凍滴含水量中心的發展演變相一致,冰雹主要是通過撞凍過冷水過程( clch , clrh )而進一步長大的。
  12. The result shows the effect of uniform wind fields rebuild is good, however the vertical velocity in shift one is not ideal. it is found the azimuth range of receiver is so wide that it can receive echos from different orient

    結果顯示,對勻速風場反演的效果很好,在進行非勻速(變向和變速)風場的模擬時發現反演的垂直速度很不理想,但反演的水平風場效果較好。
  13. Special analysis is made to see the impact of different boundary layer parameterization schemes on some factors which affect the heavy rainfall such as vertical velocity, divergence, vorticity, divergence of water vapor flux, se field and so on

    結果表明:復雜地形條件下,特別是降水有明顯日變化的地區,邊界層的作用是十分重要的,這在暴雨時的緯向垂直環流結構中表現地非常明顯。
  14. Vertical velocity of the aircraft, vertical wind derived from flight parameters, head wind derived from on - board wind measurements and variation of on - board winds during the approach

    航機的垂直速度由航機參數計算所得的垂直風速度機上測風儀量度的逆風速度及航機在降落時遇到的風場變化。
  15. Exploiting the long jump technique parameter and treading strength in the planting step - time curve, and analyzing the kinematics and dynamics reasons for the loss of approach velocity, taking - off rapid supporting and stretching in the generating mechanism of vertical velocity during long jump take - off, the essay puts forward a new view of generating vertical velocity and offers a new thought for creating training of long jump

    摘要利用世界優秀運動員的跳遠技術參數和跳遠踏跳階段踏跳力時間曲線,剖析助跑速度損失量、起跳快速支撐和蹬伸在跳遠起跳垂直速度的生成機制中的運動學和動力學原因,對跳遠垂直速度生成提出了新的見解,並為創新跳遠訓練提供了一條新的思路。
  16. On base of the associated explore data of the hefei station and the maanshan station in anhui province and applying the upwards retrieval method that the relatively simple mass continuous equation is used to calculate vertical velocity, to retrieve the three - dimensional construe of the atmospheric wind field, the retrieval construe of the atmospheric three - dimensional wind field and the allocation of the convective system are in reason

    然後再用此反演方法對2003年7月5日發生在安徽省的一次降水過程進行分析,根據安徽省合肥站和馬鞍山站對此次降水過程的聯合探測資料,應用上述質量連續方程求取垂直速度方案反演出大氣風場的三維結構。反演出的大氣三維風場的結構及中尺度對流系統配置基本合理。
  17. In the east of greenland and the northwest of canada, there were obvious correlation between the vertical velocity field and the temperature anomaly of the same term. but the stream field continuous anomaly region can primely explain the phenomenon

    藉助于svd分析方法,逐日分析了30hpa垂直速度場與同期30hpa溫度場間的關系,在格陵蘭東部地區和加拿大西北部的垂直速度與同期溫度距平異常有顯著的關系。
  18. Vertical velocity distribution

    豎直速度分佈
  19. Vertical velocity curve

    豎向臨曲線
  20. The first helps you control your vertical velocity to limit the risks of ear barotrauma and dci

    上升/下降繩可以幫助你控制垂直方向的速度並以此來降低耳朵的氣壓性創傷和減壓病癥的危險。
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