空氣旋渦 的英文怎麼說

中文拼音 [kōngxuánguō]
空氣旋渦 英文
air eddy
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : 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...
  • : 渦名詞1. (漩渦) eddy; whirlpool; vortex 2. (酒窩) dimple
  • 空氣 : 1 (大氣) air; atmosphere 2 (氣氛) atmosphere 3 (氣閘) air brake4 pneum ; pneumo ; pneumat ;...
  • 旋渦 : vortex (pl vortices; vortexes); whirlpool; vemous; eddy; vorticit; backset; swirl; [地質學] nuc...
  1. Inertial instability barotropic advection of potential vorticity the subsidence of the large value of potential vorticity above cyclone and geostrophic adjustment process is dynamical factors which make the cyclone developed violently

    慣性不穩定,正壓位平流以及正壓位大值下沉至和地轉適應過程是強烈發展的動力因子。
  2. Washed air purifier working principle : siphon and using centrifugal principle will be mixed in water pure plant essential oils inhaled through its siphon principle the motor base coaxial centrifugal turbines in the bottom of straw through exchanges cover a very high - speed rotary motor, reuse centrifugal principle, will be mixed in water pure plant essential oil spray bottle in the form within a water film bile, the dust in the air and inhaled bacteria in water purification at the same time after the indoor air insufflation, quickly and efficiently by removing indoor toxin biological, dust, cigarette smoke, the smell, virus

    水洗清新機工作原理:是利用虹吸以及離心原理;將混合於水的純植物精油通過虹吸原理吸入其電機底座的同軸離心輪下部的吸管中,通過交流罩極電機高速轉,再利用離心原理,將混合於水的純植物精油噴在瓶膽內形成一層水膜,將中的灰塵以及細菌吸入水中,同時將經過凈化的吹入室內,快速有效地去除室內的有毒素生物、灰塵、煙味、臭味、病毒等。
  3. The paper analyzes the characteristic of aerodynamics with structure of helicopter propeller blade, dissertrates vortex theory and the theory about gliding air field which produce the power of helicopter propeller blade. at the same time it also deduce the method of computing the induced velocity produced by helicopter propeller blade with vortex theory. at last, an influcence to the spreading of sound is discussed

    並且將兩種定位演算法進行了比較,說明了優劣;結合直升機的結構分析了翼的動力特性,論述了直升機翼產生拉力的滑流理論和流理論,結合流理論論述了直升機翼流場誘導速度的計算方法,在此基礎上分析了直升機翼流場對聲音傳播的影響。
  4. The magnitude of these variables increased approximately ten times. it helped the rapid releasing of instability energy. the interaction of high - level and low - level mesoscale system leads to the rainstorm. the vertical cross section analysis of potential temperature tells us that rainstorm take place in the warm - moist and instability area. usually locate in the very stiff moist isentropes and it can lead to the development of vortex

    通過對相當位溫的垂直剖面分析,可知兩場暴雨的中低層都為暖濕不穩定區,暖濕不穩定區上部冷明顯擴散,暴雨產生在暖濕對流不穩定區內,通常產生在_ e陡峭和密集區中, _ e陡峭和密集區有利於發展。
  5. Development of mathematical model of heat exchanger outside of air sour ce heat pump heating chilling unit

    噴水壓縮機壓縮過程的換熱特性分析
  6. There was a swirling mist, damp and bitterly cold, the kind the island specialized in.

    中漂著般的霧,濕沾衣,寒逼人,這是島上特有的候。
  7. In appearance, a tropical cyclone resembles a huge whirlpool - a gigantic mass of revolving moist air

    熱帶是大中的巨大,不停轉動的暖濕在當中醞釀。
  8. 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

    度、散度、垂直速度、螺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發生發展的觸發和指示作用。沙塵暴區上度垂直分佈為高層負值,低層正值,螺度大小的演變與沙塵暴的出現有一定的對應關系。
  9. The turbocharger noise is formed by the rotation noise resulting from the periodical air cutting of the fan blade and the turbulent noise of high - speed gas flows. as a continuous high frequency noise, it mainly falls between the 500 to 10 000 hz range

    輪增壓器的噪聲是由於葉片周期性地切割產生的轉噪聲和高速流形成的湍流噪聲而形成的,是一種連續性的高頻噪聲,主要分佈在500 ~ 10000hz的頻率范圍。
  10. 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相時均流場的速度、湍流強度的間分佈規律,並就部分數值模擬結果與實驗結果進行了對比研究;描述分析了相流場湍流擬序結構,對流向、橫向和展向三個方向間結構特點進行分析研究,並分析了流向隨時間變化的發展、運動規律。
  11. A spiral motion of fluid within a limited area, especially a whirling mass of water or air that sucks everything near it toward its center

    在一定地域內液體的螺狀運動,尤指把附近各種東西吸向其中心的螺水流或
  12. 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,冷沿此高壓流經長江中下游地區上;在西北地區東部對流層中下層流下沉運動較強,呈反度,水汽通量散度輻散,不利於西北地區東部降水。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。
  13. The analysis of dry pv shows that the high pv dominate the area of typhoon, the higher is the center value of pv, the stronger is the typhoon. lt is also shown that the most important reason resulting in rainstorm is the cold air ( high pv ) which spreads to south from the upper troposphere or lower stratosphere and transports into the warm air. the joining situation of upper and lower pv area make vortex develop. pv transpotation reduces static stability, which increases the releasing of instability energy and makes rainstorm amplify

    對干位的分析表明:臺風或臺風環流區為高值位區,臺風越強,位中心值越大;對流層上部或平流層下部冷(高位)的擴散南下與暖濕流的交匯是造成特大暴雨的重要原因,因為上游斜壓性的發展使對流層頂發生折疊,平流層與對流層相互作用增強,上下位區相接的形勢使低層發展,上升運動加強,位的下傳有效地降低了靜力穩定度,有利於位勢不穩定能量的釋放,使得暴雨增幅。
  14. We make a diagnostic analysis about the evolution and distribution of the wet potential vorticity of the integral result of the model simulation at each time. we find that the explosive of the cyclone has a closely relationship with the advection of the potential vorticity

    發展過程中的位著手,對模式積分結果的各個時次的濕位間分佈和隨時間的演變進形了診斷分析,得出:的爆發與位的平流關系密切。
  15. Numerical simulation by cfd was carried out to understand the hot current behavior in a tunnel with longitudinal ventilation. it becomes clear that fire source modeling is very important because the hot current behavior is strongly affected by the fire source position and is sensitive to methods in the modeling of the fire source. the flame area which has developed from the fire source is an area of chemical reaction caused by combustion. even if grids in the vicinity of the fire source are made fine, it was difficult to simulate the heat generation area with consideration to this chemical reaction through using a method for setting the heat release rate simply on the fire source surface. therefore, we proposed a method adopting the knowledge on flame shape under the longitudinal ventilation and incorporating it into numerical simulation and it showed a good agreement with the experimental results. it was shown through experiments in a tunnel with longitudinal ventilation that the hot current developed toward the tunnel center downwind from the fire source near a wall. the cause was investigated by numerical simulation and it became clear from the results that the spiral air by the fire plume created a vortex in the crevice between the wall and the plume

    運用cfd進行數字模擬,以了解縱向通風隧道內熱煙流的特性.通過模擬發現對火源進行模擬非常重要,熱煙流特性受火源位置的影響很大,並且對火源模擬方法很敏感.火源生成的火焰區是燃燒引起的化學反應區域.即使火源附近的木垛排列完好,也很難在考慮這些化學反應條件下模擬熱生成區域.建議考慮縱向通風隧道內火焰形狀並對它進行數字模擬.模擬結果與試驗結果非常吻合.試驗證明,在縱向通風隧道內,熱煙流從靠近墻體火源處順風向隧道中心蔓延.數字模擬結果發現,火災羽流造成的螺上升會在墻體和羽流之間形成一個流區
  16. Abstract : numerical simulation by cfd was carried out to understand the hot current behavior in a tunnel with longitudinal ventilation. it becomes clear that fire source modeling is very important because the hot current behavior is strongly affected by the fire source position and is sensitive to methods in the modeling of the fire source. the flame area which has developed from the fire source is an area of chemical reaction caused by combustion. even if grids in the vicinity of the fire source are made fine, it was difficult to simulate the heat generation area with consideration to this chemical reaction through using a method for setting the heat release rate simply on the fire source surface. therefore, we proposed a method adopting the knowledge on flame shape under the longitudinal ventilation and incorporating it into numerical simulation and it showed a good agreement with the experimental results. it was shown through experiments in a tunnel with longitudinal ventilation that the hot current developed toward the tunnel center downwind from the fire source near a wall. the cause was investigated by numerical simulation and it became clear from the results that the spiral air by the fire plume created a vortex in the crevice between the wall and the plume

    文摘:運用cfd進行數字模擬,以了解縱向通風隧道內熱煙流的特性.通過模擬發現對火源進行模擬非常重要,熱煙流特性受火源位置的影響很大,並且對火源模擬方法很敏感.火源生成的火焰區是燃燒引起的化學反應區域.即使火源附近的木垛排列完好,也很難在考慮這些化學反應條件下模擬熱生成區域.建議考慮縱向通風隧道內火焰形狀並對它進行數字模擬.模擬結果與試驗結果非常吻合.試驗證明,在縱向通風隧道內,熱煙流從靠近墻體火源處順風向隧道中心蔓延.數字模擬結果發現,火災羽流造成的螺上升會在墻體和羽流之間形成一個流區
  17. Generally under 300hpa the subsidence zone of the potential vorticity lies above cyclone at the violent stage of the development of the cyclone, however, the center of cyclone still lies near the potential vorticity of large value above 300hpa

    強烈發展期,一般300hpa以下,位的下沉區在的上, 300hpa以上中心仍位於大值位後部。
  18. It contributes to the development of the cyclone when the center of the potential vorticity is behind the cyclone at initial stages of the development of the cyclone and there is a manifest inverted conical subsidence zone under the 200hpa, which lies in the rear of cyclone

    的發展初期,位中心位於的後部, 200hpa以下有明顯的倒圓錐形下沉區,該下沉區位於的後部。這種形勢有利於的位增長。
  19. With computations and analysis, the comprehension on the mixing and combustion process is increased, and some significative results are listed below : a ) there are three recirculation regions and one vortex region in the combustor, and these recirculation regions affect the combustion process deeply, b ) increasing side - arm angle and moving side - air inlet position toward the fuel inlet can improve mixing and combustion characteristics, and increase the combustion efficiency, c ) when the angle between two air - inlets equals to 180

    通過計算與分析,增進了對補燃室內摻混燃燒過程的理解,為固體火箭沖壓發動機補燃室設計提供了一些有意義的結果: 1補燃室內的流動十分復雜,存在三個迴流區和一個區,迴流區對摻混燃燒過程有重要影響; 2增大入射角度、向前移動進道出口位置有利於增強頭部迴流區強度,增強摻混效果,燃燒效率上升; 3
  20. This paper discuss the effect of roughness coefficient on the tropical cyclone landfalling process using a idealized tc model developed from psu / ncar mm5 in the condition of quiescence and f - plane atmosphere. in order to understand the different influences of land and sea surfaces in the tc landfalling process, two kind of experiments had been designed : one for settled tc, the other for movable tc, and each kind consists four tests. the result indicates that the distribution of wind, precipitation, warm core and intensity of tropical cyclone has been changed obviously due to the effect of difference between the land and sea

    本文利用bogus技術在psu / ncarmm5中加入了理想熱帶初始,在f -平面和無環境流場的理想情況下,設計了兩組靜態和動態試驗,通過控制試驗和不同粗糙度的登陸試驗,分別從間和時間上探討了理想熱帶的登陸規律和分佈特徵,特別研究了邊界層中熱帶中心區域風場的垂直細致結構,並初步分析了其物理機制。
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