旋渦點 的英文怎麼說

中文拼音 [xuánguōdiǎn]
旋渦點 英文
burble point
  • 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...
  • 渦 : 渦名詞1. （漩渦） eddy; whirlpool; vortex 2. （酒窩） dimple
  • 點 : Ⅰ名詞1 （液體的小滴） drop （of liquid） 2 （細小的痕跡） spot; dot; speck 3 （漢字的筆畫「、」）...
  • 旋渦 : vortex （pl vortices; vortexes）; whirlpool; vemous; eddy; vorticit; backset; swirl; [地質學] nuc...
  1. Firstly, this paper designs a polar coordinate barotropic vorticity equation semi - spectral model and a quasi - geostrophic grid model in order to research the propagation of vortex rossby waves and tropical cyclone intensity change entirely

    本文首先設計了一個極坐標系正壓渦度方程的半譜模式、一個準地轉格點模式對渦旋rossby波傳播和熱帶氣旋強度變化進行了較為系統的研究。
  2. 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，存在明顯的大強度低空急流，並受到中尺度切變線的影響，而且正渦度的加強引起了輻合加劇，提高了上升速度從而引起降水，同時暴雨發生前螺旋度的迅速增強，也為預報提供了根據，另外水汽通量的輻合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。
  3. The research on the rotor blade - vortex interaction ( bvi ) noise is a very important aspect and a very challenging subject in the rotorcraft aeroacoustics field

    旋翼槳-渦干擾噪聲問題是直升機氣動聲學領域的一個研究熱點和難點。
  4. Its peculiarity is that the vortex pair formed on the ejection stroke can ? move far enough under the self - induced velocity, so the vortex pair is sucked into the cavity of the actuator during the suction stroke

    這種流動的特點是：在作動器的「吐出」行程，其出口產生的旋渦對還來不及向下游遷移便進入了作動器的「吸入」行程，重新進入作動器腔體。
  5. Because of its special structure, the high velocity flow under the shield, big vortex and upcast flow behind the shield will affect the spray drift. if these situations could be changed, the drift can be reduced further

    但由於該罩蓋的結構特點，其下方產生較大速度的運動氣流和罩蓋後部產生的渦流以及上旋氣流，將直接影響霧滴的飄失。
  6. The theoretical analysis on the operational characteristics of gshps taking into consideration of the characteristics that taking soil as the heat source and cold source, by means of thermodynamic methods, the theoretical research on the operational changing patterns of gshps with a scroll compressor using r22 as refrigerant has been conducted

    土壤源熱泵系統運行特性的理論分析針對以土壤為冷熱源的特點，運用熱力學的方法，對r22渦旋壓縮式土壤源熱泵系統的運行變化規律進行理論研究。
  7. Energy losses leading to a decrease in head are also done away with, likewise losses in flow rate from the screening installations, both of which can have a detrimental effect on the efficiency of the facility. the constructional effort required for a hydrodynamic screw is small compared to that required for a turbine. if the compact version of a hydrodynamic screw hydrodynamic screw trough power take - off unit combined as a single unit is used, the constructional effort can be further reduced

    水力螺旋機技術的優點有：無需監控系統，可自行調節水體供給和供給頻率運行效率高於水輪機和小型渦輪機效率梯度平穩轉速低20rpm - 80rpm ，運行穩定防磨損無需定期清潔，易維護對河道湖泊里的魚蝦無損害基礎工事少，安裝簡便無堵塞，無需隔欄裝置能量利用充分等。
  8. Finally, the experiments on the rotor bvi noise are conducted both in an aeroacoustic laboratory and at outdoors, and the noise characteristics at different locations are measured on different blade - tip mach numbers, collective pitch angles and rotor configurations. based on the experimental results, some new conclusions are presented

    本文第七章分別在「消聲室」和外場進行了模型旋翼的槳-渦干擾噪聲實驗，對不同馬赫數、不同槳距角以及不同旋翼布置情況下的不同測點進行了噪聲測量，得出了一些新的結論。
  9. By comparing single - scroll compressors with twin - scroll compressors, the gas forces of twin - scroll compressors vary smoothly with the crank shaft angle

    與單頭渦旋齒所受氣體力相比，雙頭渦旋齒所受的氣體力具有變化平穩，波動小等特點。
  10. Scroll compressor is a new type compressor which is developed quickly recently, widely used in refrigeration and air conditioning industry. it has characteristics of high efficiency, consuming little energy, few parts, compact structure and working smoothly

    渦旋壓縮機是最近快速發展起來的一種新型高效的容積式壓縮機械，具有效率高、能耗小、零部件少、結構緊湊、運行平穩等特點，廣泛應用於製冷空調及氣體壓縮領域。
  11. At last, three - dimensional mathematical model of gas - particle two phase turbulence was established, and it was adopted to study the gas - particle two phase rectangular jet as well. the distribution of the time - averaged velocity and turbulence intensity was studied, and some of the simulation results were compared with the experimental results ; the coherent structure of flow field was described in the three direction, the evolution and motion of the eddies was discussed too ; the dispersion of fine particles in the three dimensional space was also investigated

    全面地分析了矩形射流氣相時均流場的速度、湍流強度的空間分佈規律，並就部分數值模擬結果與實驗結果進行了對比研究;描述分析了氣相流場湍流擬序結構，對流向、橫向和展向三個方向旋渦的空間結構特點進行分析研究，並分析了流向渦隨時間變化的發展、運動規律。
  12. Scroll compressor, used as main engine in auto aircondition system, has small volume, light weight, low noise, low vibration, good seal, high volume efficiency and high heat insulation efficiency

    渦旋壓縮機是汽車空調器的製冷主機，具有體積小、重量輕、低噪聲、低振動、密封好、容積效率和絕熱效率高等優點。
  13. Because of the advantages of small size, light weight, fewer moving parts and hi performance, the rotary compressor, such as the sliding compressor, the rolling piston type rotary compressor and the scroll compressor, is widely used in the air conditioner and refrigeration system. but these rotary compressors still have many disadvantages

    回轉壓縮機，如滑片壓縮機、滾動轉子壓縮機、渦旋壓縮機等，因其體積小、重量輕、零部件少及性能好等優點，被廣泛應用於空調、製冷行業中，但這些壓縮機自身仍存在許多不足之處。
  14. The numerical simulation and experimental research made on the characteristics of the clearance cavitations in kaplan turbine are described herein ; in which the analysis mainly is concentrated on the characteristics of leakage - vortex caused by the flow of the clearance between blade tip and blade chamber, that occurs at the front - pressure side of the blade, and the intensity of the secondary - flow - vortex ; furthermore, the relationship in between the leakage - vortex, secondary flow vortex, cavitations and erosion are analyzed as well

    摘要對軸流轉槳式水輪機輪緣間隙流動及空化特性進行數值模擬和試驗研究，重點分析輪緣間隙流動在正面頭部泄漏流動所引起的泄漏渦帶、二次流動的漩渦強度和空化特性，以及泄漏渦帶旋轉、二次流動的漩渦與空蝕和磨損之間的關系。
  15. Clouds of stars and glowing gas, with patches of darkening dust, mark the slow - changing spiral patterns of the galaxy disk

    點綴著暗淡塵埃的團團恆星和發光星雲，標記著銀河系緩慢變化的旋渦外形。
  16. Early in 1994 when this key project was put into place, the group found out that h

    早於1994年這個重點計劃落實的初期，這小組已從旋渦星系m100的觀測中計算出h
  17. On application of visual movement, this research is found if “ wo hsuan ” has been developed to the best, two necessary factors ? “ external pattern performance ” and “ internal symbolic meaning ” must be simultaneously considered

    本研究最後共歸納出以下三點結論： 1 .渦旋造形應用於視覺傳達設計上，所能發揮的視覺張力非常的強烈，如能善加運用於廣告設計、海報、圖象設計等，將可造成更為有效的注目性與傳達性效果。
  18. In the first part of paper, we introduce the appliance of doppler weather radar in meteorological work in the near future, and simply enumerate all kinds of adjoint methods to retrieve data of radar. in the second part of paper, we choice some methods that are usually used domestically and overseas, compare excellence and flaw of the methods by using data of simulate wind field, analyze synthetically the precision of simulate result, the length of retrieval time and the structure of data distributing, lastly decide to regard ameliorated quasi - 4d adjoint method as retrieval technology in the paper. in the third part of paper, we retrieve the data of single doppler weather radar in hefei, anhui province, then calculate 3d wind field, streamline field, divergence, vorticity, helicity, moisture flux, divergence of moisture flux and potential vorticity from the result of retrieval

    文中第一部分對近年來多普勒天氣雷達在氣象工作中的應用作了介紹，同時簡單的羅列了反演雷達資料的各種變分方法；接下來在第二部分選取了幾種國內外常用的反演方法，利用模擬的風場資料比較各種方法的優缺點，從模擬結果的精度、反演時間的長短、資料的分佈結構上綜合分析，最後決定將已做改進的準四維變分分析方法作為本文的反演工具；第三部分就是反演安徽合肥多普勒天氣雷達資料，然後由反演得出的風場計算了各個時間各個層次的三維風速、流場、散度、渦度、螺旋度、水汽通量、水汽通量散度和位渦。
  19. In the paper, interrelated background and working principle of the quasi two - stage compression heat pump system coupled with ejector are introduced in detail firstly. working process of ejector and scroll compressor with supplementary inlet are analysed mainly and the mathematic model of the system is set up

    本文首先對與準二級壓縮?噴射復合熱泵系統的相關背景進行了綜合闡述，並對該系統進行詳細介紹，重點對系統中的噴射器和帶輔助補氣口的渦旋壓縮機的工作過程進行分析並建立數學模型。
  20. The tail is moderately long, set on low, well furnished with an upward swirl towards the end, completing the graceful contour and balance of the dog

    尾巴長度適度，起點低，末端有向上的旋渦，使看上去有優雅的輪廓並且可以保持平衡。
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