氣壓動力學 的英文怎麼說

中文拼音 [dòngxué]
氣壓動力學 英文
barodynamics
  • : 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...
  • : 壓構詞成分。
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  • 氣壓 : [氣象學] pressure; atmospheric pressure; barometric pressure; gas pressure; air pressure
  1. "aerodynamics" defines the pressure fields and loads that exist on a launch vehicle due to the reaction of ambient flow.

    「空」規定了由於繞流反作用在發射飛行器上存在的場和載荷。
  2. The square pattern has been obtained for the first time in dielectric barrier ar / air discharge at atmospheric pressure by using the double water electrodes and its spatio - temporal dynamics is measured by optical method. the phase diagram of pattern types as a function of air concentration and applied voltage by fixing other parameters is given

    本論文採用特殊設計的雙水電極介質阻擋放電實驗裝置,首次在氬與空的混合體中獲得了大常溫下的穩定正方網格斑圖,並對其進行了時空測量。
  3. The updated model with complete forcing has excellent ability of simulation and forecast. to study yellow and east china circulation in winter and summer, based on long - term ocean observation data of january and august, the fine structure of yellow and east china seas circulation is diagnostically calculated with complete forcing ( including surface wind stress, boundary transportation, baroclinic effect, tide, changjiang river runoff ) in winter. the influences of factors on main circulation patterns are discussed respectively

    對于冬季和夏季海洋環流的情況,在多年觀測的溫鹽資料基礎上,分別以1月份和8月份代表黃東海冬季和夏季的情況,以月平均大風應、邊界流輸送、溫鹽斜效應、潮汐、長江口徑流等作為強迫條件,對黃東海環流的細微結構作了高分辨的三維數值模擬,探討了各因子對冬、夏季主要流系的作用。
  4. In order to investigate the unsteady flow frequency domain performances of an axial flow compressor at different mass flow, rotating speed and blade row spacing, plus inlet flow distortion, and considering aerodynamic characteristics and stability of the compressor, the low speed research compressor ( lsc ) at college of energy and power in nuaa is used to carry out the experiment studies. a large amount of test data has been gained through dynamic pressure transducers embedded in the stator blades at the tip, middle and hub section, then fast fourier transform algorithm ( fft ) is applied to calculate the frequency data

    為探討軸流機在工作流量、工作轉速及?靜葉排軸向間距變化時的葉片排流場非定常頻譜特性變化規律,並耦合進畸變的影響,同時與性能和穩定性相關聯,作者利用南京航空航天大能源與院的低速大尺寸軸流機( lsc )試驗器,採取在靜子葉片表面埋入傳感器的實驗方法,對葉尖、葉中和葉根三個截面的進行了測量,獲得了大量的可靠的實驗數據。
  5. The method is described as follows : the velocity of the moving part and the gas chamber pressure were measured with a dynamic test measurement system ; a dynamic model was built on force analysis of the moving part ; the total kinetic resistance replaced the horizontal friction and water resistance ; then the resistance - velocity relation curves at moving stages were obtained ; with the empirical formula of the gas chamber pressure and the resistance - velocity relation curves, the preliminary dynamic characteristics were analyzed and the structural form and key parameters of an underwater assault rifle were determined

    具體方法為:由測量系統測得活件速度和;分析活件的受,建立模型;以運總阻代替水平方向上的摩擦阻和水阻,獲得各運階段的阻速度關系曲線;利用經驗公式和阻速度關系曲線,對水下突擊步槍進行初步的分析,確定其構造型式及主要參數。
  6. The complicated aerodynamics characteristic of spinning projectile with lateral jets and with attack angle is studied detailedly. the formation and changes are analyzed including magnus force, normal force, yawing moment, pitching moment and pressure center

    系統分析了旋轉側噴彈丸復雜的空特性,分析了馬格努斯系數、法向系數、偏航矩系數、俯仰矩系數和中心等參數的產生機理和變化規律。
  7. In the thesis, most advanced, relative, foreign high - tech has been pursued. feasibility analysis has n ' t been carried out by synthesizing much relative knowledge such as electromagnetism theory, plasma technology, aerodynamics, electronic technology etc until the scheme is confirmed, that is, a uniform, one atmosphere, controllable, glow - charge surface plasma can be generated and flow can be accelerated by changing electric field

    本文追蹤目前國外最先進的技術,綜合電磁理論、等離子體技術、空、電子技術等相關知識進行可行性分析,確定了研究方案,即利用電流體( ehd )方法在一個大下產生高效、均勻、可控的射頻輝光等離子體,同時,通過改變電場促使流加速。
  8. In this paper, using high - speed train aerodynamics model research system, the propagation mechanism of compression wave, which created when high - speed train entering into a tunnel was researched, at the same time the effect of velocity of the model train and the ratio of train with tunnel was analyzed, the result is helpful for future research

    利用高速列車空模型實驗系統對高速列車在進入隧道過程中瞬變的傳播規律進行研究,並分析了列車速度以及阻塞比對測試結果的影響,得出的結論對以後的研究具有一定的參考和借鑒。
  9. The experimental data has been used to validate pdm and low temperature sintering mechanics. the advantage and disadvantage of pdm have been discussed also. for the first time, the pdm is used to study the low temperature sintering mechanics of uo _ 2, and the research results indicate : 1

    3 、基於燒結頸長大速率與緻密化方程得出,影響二氧化鈾低溫燒結的因素有原始粉末粒徑、粉末堆積方式、坯塊原始密度、燒結溫度、燒結時間、燒結氛等;粉末坯一定時,燒結溫度、燒結時間和燒結氛就成為控制低溫燒結的關鍵因素。
  10. This paper analyzes the percolation mechanism and characteristics of gas under low - velocity percolation state in terms of slippage effect and threshold pressure effect by using molecular dynamics, thermodynamics and percolation mechanics in order to understand the practical reason of low - velocity non - darcy percolation

    摘要為明確體在低速滲流狀態下的滲流規律以及產生低速非達西滲流的實質性原因,運用分子、熱和滲流等相關知識,基於滑脫效應和閾效應兩方面分析了體在低速滲流狀態下的滲流機理及滲流特徵。
  11. The sequence of two patterns presence is changed alternately, that is, one pattern will appear at the second pulse of total pattern in this half cycle if it appears at first pulse in last half cycle. the stability of square pattern was studied by considering the interaction among the wall charges. the discharge moments of individual filament alternate from long one to short in the square pattern, which can been explained by using the breakdown and quench model through considering the wall discharge accumulated on the dielectric layers

    實驗研究了正方網格斑圖與混合體的比例及外加電的關系,給出了班圖類型隨上述條件變化的相圖;實驗採用光方法對正方網格斑圖進行了時空測量,發現正方網格斑圖是由兩套正方網格斑圖相互嵌套而成,其中一套的微放電絲位於另一套正方形單元的中心,這兩套微放電絲交替進行放電;考慮到壁電荷之間的相互作用,研究了正方網格斑圖的穩定性;實驗發現正方網格斑圖的微放電絲放電時間間隔是長短交替變化的,考慮到電介質表面積累的壁電荷的作用,使用擊穿?熄滅方程很好的解釋了該現象。
  12. The thesis was written under the direction of dynamic theory of forming reservoir, follows the rules of comprehensive information, judgment, interpretation and assessment and even makes full use of outcrop geology, data from drilling and logging, data from laboratory analysis and achievements in geophysical exploration. considering the basic factors of forming reservoir in the south of ordos basin as the starting point, the thesis defines that yanchang group of triassic goes into the start of generating oil in the late period of mid - jurassic and that the largest oil generation peaks in the middle period of early cretaceous, after the analogue - history of hydrocarbon generation. meanwhile it also establishes the relationship between the evolution of oil and gas and the formation of traps, the time of oil exploration

    本文以成藏理論為指導,本著綜合信息、綜合判斷、綜合解釋、綜合評價的原則,充分利用露頭地質,鉆測井資料,實驗分析資料及物化探成果,以鄂爾多斯盆地南部的基本成藏要素為出發點,通過生烴史模擬,確定了三疊系延長組在中侏羅晚期( 150ma )進入生油門限,于早白堊世中期達到最大生油高峰期;同時並確立了油演化與圈閉形成、捕油時間的關系;通過流體勢的全區計算,提出了該區油勢具有明顯的「雙層」結構特徵,並建立了以靜水為主的重流系統和以差異實作用為主的實流系統的流體分佈模型;通過成藏系統的劃分及事件分析,探討了該地區油聚集規律,最終指出了有利的含油遠景區。
  13. Analysis on the aerodynamic behaviors of the swept leading edge shocks in high load axial compressors

    軸流機掠形前緣激波效應的模型分析
  14. It shows that the particle number will fluctuate with the recombination coefficient ; 3 ) the dynamic process of the n - type doped diamond film is simulated. the particle distributions of s, s + and ar + are gotten. the result has important reference to the investigation of n - type diamond film doping at low temperature

    ( 3 )對不同、偏和不同的配比情況下n型硫摻雜的金剛石薄膜的過程進行了模擬,得出了摻雜元素s和s ~ +以及惰性體ar ~ +的粒子數分佈,計算結果對摻雜過程的研究有重要的參考價值。
  15. Computer fluid dynamics ( cfd ) is adopted to simulate the flow fields of catalytic converter while researching the working process of emission postprocessor. the velocity field and pressure field of exhaust gas are obtained. methods of structural optimization of catalytic converter for improving gas flow and conversion efficiency are proposed

    本文在汽車排后處理裝置工作過程研究方面,運用計算流體軟體,對催化轉化裝置流場開展了模擬,得出了體速度場和場的分佈情況,提出了以改善體流和催化轉化效率的催化轉化裝置結構優化的方案。
  16. At the beginning of this article, we give the analysis about the principle of external condensation. we find out that the most important factor in the condensation is the temperature of the air in the system. and we point out the factors which can make influence in the external condensation, such as the temperature and the humidity of the environment, the temperature and the pressure of the supplying air, the load of the system, the area of passage of speed control valve, and so on. next, we give the mathematics model of the pneumatic system using the knowledge of aerodynamics and heat transfer theory. and using the finite difference method and the numerical analysis we can get the solutions of the model. we use c program to simulate the model

    本文首先對系統外部結露的原理進行了分析,指出了系統內部體溫度下降是系統外部結露根本原因,提出了影響外部結露的主要因素,包括環境溫度、環境濕度、供、供溫度、缸負載和調速閥開度等。然後應用體熱和傳熱系統建立數模型,用逆步進有限差分法和數值分析演算法對所建模型進行求解,利用c語言編製程序對系統模型進行模擬,給出了管及缸內體的各個時刻的狀態參數。
  17. The properties of cn thin films such as their morphology, component, crystal structure and the bonding structure and the relation between those properties and the gas - phase reaction parameters were discussed, showing that the deposition of p - c3n4 thin film is the compete result of various reaction processes in the dynamics balance conditions ; the process of cn films depo sition is diagnosed in situ through the optical emission spectra technique, the effects of experimental parameters on the concentration of the precursors and the gas - phase reactions in the plasma have been obtained ; the main reaction precursors for film deposition identified ; the relation between the characteristics of cn thin films and the reaction process in the plasma is analyzed. the cn thin films deposition under different substrate temperatures in high pressure pe - pld shows that the si atom of the substrate has participated the cn films growth process, based on this the growth mode of cn thin films on the si substrate is proposed. the further experiment of cn thin films deposition on si substrate scratched by diamond as well as covered with fe catalyzer has been attempted, which indicates that changing the dynamics conditions of the surface reaction can alter the growth characteristic of the cn thin films and can enhance obviously the films growth rate

    採用pld技術進行了碳氮化合物薄膜沉積,得到了含氮量為21at的cn薄膜;研究了襯底溫度和反應強對薄膜結構特性的影響,給出了cn薄膜中n含量較小、 sp ~ 3鍵合結構成分較少和薄膜中僅含有局域cn晶體的原因;引入脈沖輝光放電等離子體增強pld的相反應,給出了提高薄膜晶態sp ~ 3鍵合結構成分和薄膜的含n量可行性途徑;應用pe - cvd技術以ch _ 4 + n _ 2為反應體並引入輔助體h _ 2 ,得到了含n量為56at的晶態cn薄膜;探討了cn薄膜形貌、成分、晶體結構、價鍵狀態等特性及其與強和放電電流的關系,證明了- c _ 3n _ 4薄膜沉積為滿足平衡條件的各種反應過程的競爭結果;採用光發射譜技術對cn薄膜生長過程進行了實時診斷,得到了實驗參量對等離子體中活性粒子相對濃度和相反應過程的影響規律,給出了cn薄膜沉積的主要反應前驅物,揭示了cn薄膜特性和等離子體內反應過程之間的聯系;採用高pe - pld技術研究了不同襯底溫度條件下cn化合物薄膜的結構特性,揭示了si原子對薄膜生長過程的影響,給出了si基表面碳氮薄膜的生長模式;在金剛石研磨和催化劑fe處理的si襯底上進行cn薄膜沉積,證明了通過控制材料表面條件可以改變碳氮薄膜結構特性,並可顯著提高晶態碳氮材料的生長速率。
  18. Selective absorption of electromagnetic wave. adw employing gases which do n ' t absorb the laser energy can form a gas urtain " whose pressure of the two sides is equal to the low pressure of laser cavity and the ambient circumstance pressure respectively so it can isolate the higher pressure ambient air from entrancing into the laser cavity and maintain the hel ' s running normally

    窗口利用對激光器輸出波長沒有任何吸收作用的特殊體作為窗口工作介質,並根據部分相關原理,能生成一個具有與激光腔低和環境大相匹配的梯度、並把激光器低工作介質和外界大相隔離的「幕」 ,從而保證高能激光器的正常工作。
  19. The problem of noise of the fan is studied with the non - linear theory, and pressure pulsation of axial flow fan ' s inside flow was measured by dynamic pressure sensor, the gas - structure coupled noise of contra - rotating axial flow fan was studied through a new perspective

    摘要用非線性的理論對風機噪聲問題進行了分析,同時運用實驗手段測量了軸流風機流場內部流,從全新的角度研究了對旋風機的固耦合噪聲。
  20. Taking account of the perturbation of the earth ’ s shape, the gravitation of the sun and the moon, the radiation pressure from the sun light and atmosphere drag, a precise orbital dynamic model of spacecraft is established in the equatorial geocentric inertial coordinate system ( j2000 )

    考慮了地球形狀攝、日-月引、太陽輻射和大因素對飛行器的影響,在地心赤道慣性坐標系下建立了精確的軌道模型。
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