翼果的 的英文怎麼說

中文拼音 [guǒde]
翼果的 英文
pterocarpous qwwnyc
  • : Ⅰ名詞1 (翅膀) the wing of a bird 2 (像翅膀的東西) the wing of an aeroplane etc : 鼻翼 wing of...
  • : Ⅰ名詞1 (果子) fruit 2 (事情的結局; 結果) result ; consequence 3 (姓氏) a surname Ⅱ動詞(吃...
  • : 4次方是 The fourth power of 2 is direction
  1. Samara a nut or achene whose pericarp is extended to form a wing for wind dispersal, e. g. ash ( fraxinus excelsior )

    :指堅或瘦皮延伸成狀,以利於風媒傳播實類型。如白蠟樹實(歐洲白蠟樹) 。
  2. If this load centroid is behind the elastic axis of the wing structure, then a nose-down twist of the main wing surface results.

    該載荷重心在機結構彈性軸之後,則引起主機表面前端向下扭轉。
  3. The results show that : 1 ) though the water environment of nanyisan is more muddy than others, algal can still grow ; 2 ) the composition and rock type of the algal limestone are complex, the main rock types include lettuce - like stromatolites, algal reef, digitate stromatolies, wave - like stromatolites and so on ; 3 ) the deposits of algal limestones were formed in low - energy peritidal to subtidal high - energy environment of lakeshore slopes, sliding under the action of gravity and some other factors and become slump mixosedimentite layers ; 4 ) the physical property of algal limestones layers is better than others ; 5 ) the genetic development of the sediment decides that the single deposit is small, distributive and thin - layed

    表明,南山藻灰巖沉積水體環境相對渾濁,但藻類仍能生長;該區藻灰巖巖石組成及類型復雜,主要藻灰巖巖石類型有包心菜狀疊層石、藻礁、指狀疊層石、水平波狀疊層石等;其主要為濱岸斜坡上低能潮上環境至高能潮下環境形成沉積體,在重力等因素作用下產生滑動或滑塌形成微生物成因滑塌混積巖;巖層物性好於其它巖層;藻灰巖層成因決定了該地區單個沉積體規模小、分散、層薄。
  4. In order to imitate tune tail fin better, a flexible fin only in chordwise is considered. results shows that flexibility can increase the propulsive efficiency and cause small decreases in the average thrust compared with a rigid caudal fin with similar motion. next, a comparison between the rectangle fin and the lunate fin is given

    為了使數學模型更貼近生物模型,本文又將尾鰭處理為只考慮弦向變形而不考慮展向變形柔性體,兩者對比表明,柔性使得平均推力減小,但是,對具有相同推力柔性比剛性具有更高效率。
  5. High sodium snacks include chili and salty chicken wing, sausage, bacon, luncheon meat, nuts added with salt and preserved plum etc

    含高鹽份小食有椒鹽雞腸仔煙肉午餐肉加鹽仁腌制涼如話梅等。
  6. A large share of tax revenues has been transferred to local authorities, though so far with disappointing results : much has either been misspent or gone unspent

    稅收收入一大部分轉給了地方政府,盡管到目前為止令人失望:大部分不是被胡亂花掉就是不而飛。
  7. In order to verify the accuracy, credence and effectiveness of the unstructured overset grid algorithm, steady and unsteady flow field of naca0012 airfoil are simulated. the unsteady flow field is caused by the oscillation of the airfoil. the two computational results are both compatible well with the experimental data

    為了驗證非結構重疊網格方法正確性、可靠性和有效性,本文對基於非結構重疊網格naca0012定常流場以及簡諧振蕩非定常流場進行了數值模擬,均取得了與實驗數據符合良好
  8. Then the effect is to steepen the flanks of the pulse spectrum.

    因此在效上是加大了脈沖譜陡度。
  9. On the basis of axial vortex theory, the aerodynamic performance of tilt - rotor model has been built, and using it to analyze the aerodynamic performance of xv - 15, comparing to the actual data to prove the model ’ s validity, finally studied the variety of aerodynamic performance relative to the variable rotor diameter

    以軸向渦流理論為基礎,建立了適合於傾轉旋機氣動分析模型,以xv - 15傾轉旋機作為算例,通過結對比,表明本文氣動模型能較好分析傾轉旋氣動性能,並在氣動性能基礎上分析了直徑變化對傾轉旋機氣動性能影響。
  10. Elastic theory and plastic theory are adopted in the analysis of the two section composite beam. elastic theory suggests, on the condition of the same steel beam section size, the composite beam for the floorslab is suited lower flanges convertion section stiffness cuts down by 75. 1 %, elastic limit bending resistant capability cuts down by 47. 9 %, than the composite beam for the floorslab is suited on the top flange. it s conversion section stiffness is lifted 8. 0 %, elastic limit bending resistant capability is lifted 0. 20 %, than the steel beam

    彈性理論分析表明,在鋼梁截面大小相同條件下,樓板位於鋼梁下組合梁和樓板位於鋼樑上組合梁相比,其換算截面剛度降低75 . 1 ,梁彈性極限抗彎承載力降低47 . 9 ,樓板位於鋼梁下組合梁和純鋼梁相比,其換算截面剛度提高8 . 0 ,梁彈性極限抗彎承載力提高0 . 2 。
  11. Plastic theory suggests, the composite beam for the floorslab is suited lower flange, it s plastic limit moment cuts down by 52. 4 % than the composite beam for the floorslab is suited on the top flange. it s plastic limit moment lifts 8. 8 % than the steel beam, which is on the same condition

    塑性理論分析表明,樓板位於鋼梁下緣形式組合梁和樓板位於鋼樑上緣形式組合梁截面相比較,其塑性極限彎矩降低52 . 4 ,和同等條件下純鋼梁截面相比較,樓板位於鋼梁下組合梁塑性極限彎矩提高8 . 8 。
  12. The main work in this paper includes three parts : the theory research on partially - cavitating and super - cavitating axisymmetric bodies, the numerical computations and experimental investigations on partially - cavitation and super - cavitation on axisymmetric bodies. after finishing the study of theory and experiment on the partially - cavitation and super - cavitation for axisymmetric body, i use the potential flow theory to build the mathematical model on the partially - cavitation and super - cavitation for axisymmetric body. many cavity wake models, such as pressure recovery close model, riabouchinsky model and re - entrant jet model, are studied seriously

    本文在深入研究了回轉體局部空化與超空化理論及實驗結基礎上,基於勢流理論,建立了回轉體局部空泡和超空泡流場基本數學模型,通過對kinnas和fine 、 uhlman以及jiedang和gertkuiper等人基於二維水提出壓力恢復閉合模型、鏡像板模型和回射流模型等空泡尾流模型進行了逐一研究分析,發現其中壓力恢復閉合模型較適用於模擬回轉體空泡尾部流場,並選用此空泡尾流模型作為求解回轉體空化流場正問題與逆問題數學模型組成部分。
  13. Based on the aerodynamic characteristics of space shuttle booster - like missile bodies at angle of attack from 0 to 180, the flying characteristics of high maneuver at 90 angle of attack and velocity consuming at 180 angle of attack are analyzed

    摘要以新一代無式氣動布局導彈為背景,在大攻角氣動特性理論基礎上,分析了在導彈主動段、攻角在180范圍內變化導彈飛行特性,得出了90內大攻角最大轉彎能力和180攻角附近最大降速效結論。
  14. The results of test cases indicate that the flow parameters for the final design met the requirements and that the geometric parameters were fairly close to the desired values

    算例設計結表明,最終設計流動參數和形狀參數都很接近要求值。
  15. Only clouds of points instead of grids are distributed over the computational domain and the spatial derivatives are estimated using a least - square curve fit on local clouds of points. the paper gives discrete form for euler equations on base of gridless method, and adopts five steps runge - kutta scheme for time - marching. the numerical results have been obtained for the 2 - d flows over airfoils or multi - element airfoils using the method presented

    本文首先對無粘euler方程進行無網格離散,並運用顯式runge - kutta格式推進求解,成功地數值模擬了二維單段和多段繞流;在此成功基礎上通過在euler方程右端加入粘性項,使求解方程變為層流navier ? stokes方程,得到了型繞流,數值結顯示出粘性影響。
  16. After the data is analyzed, the software of fluent is used to calculate the flowfield. in order to make the calculation results agree with the experimental data, the model of the calculation has been modified based on the results of the experiment data

    詳細分析比較旋氣動干擾試驗數據后,應用fluent軟體進行分析計算,根據試驗結修正計算模型,使計算結與試驗結趨於一致。
  17. Numerical simulation shows that, at small and medium c, multi - slot circulation control can increase the lift of the airfoil and reduce the amount of the energy expense, and that it can improve the aerodynamic performance of cca at higher mach numbers by avoiding the “ compressibility stall ”

    表明,多噴口環量控制方法可以在中、小c吹氣時提高升力和減小能耗,並能改善環量控制型在較高來流馬赫數下氣動性能,避免「壓縮性失速」 。
  18. In order to accelerate the convergence speed, we employ the local time step, and implicit residual smoothing methods. finally, we use this method to get the steady solution of the flow around naca0012 and naca4412 airfoil at very low speed and some basic unsteady solution

    本文對在低馬赫數下繞naca0012型和naca4412定常流場進行了求解,結和實驗基本吻合,並對非定常運動情況進行了初步模擬研究,得出了一些有意義
  19. The babies hereafter to the person of wing house please turn a blind eye, if they talked excessively and then scold

    寶貝們以後對人請視而不見,如他們說話過分了就罵。
  20. A kind of grid generation method based on two - dimension poisson equtions is devlop - ed into the grid generation method based on three - dimension poisson equtions in this dessertation. use this method, this paper generals the grids of glide bullet to increase range that is at three states, that is with no control rudder and no tail wing, only with tail wing and with control rudder and tail wing. this paper has calculated the aerodynamic coefficients of glide bullet to increase range that is at three states. beside this the paper has given the results and analysised the differences of the three states, and the effects of control rudder and tail wing to the lift and drag. this can give us some information about the ability of the control ruder and tail wing for increasing the range

    本文在二維泊松方程網格生成方法基礎上推導出了一種三維泊松方程網格生成方法。並利用該方法生成了繞彈體、尾彈、滑翔增程彈三種不同彈形流場網格。計算了超音速來流下彈體、尾彈,滑翔增程彈三種不同彈形空氣動力學系數,分析了三種不同彈形計算結差別;分析了控制舵和尾對升力和阻力影響。
分享友人