升阻比 的英文怎麼說

中文拼音 [shēng]
升阻比 英文
aerodynamic fineness
  • : Ⅰ動詞1 (由低往高移動) rise; hoist; go up; ascend 2 (等級提高) promote Ⅱ量詞1 (容量單位) lit...
  • : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  1. After like near future arrowroot continent dam flies a shop sign afresh go situation and to the limit of one ' s capacity rises should notice early days goes situation, if be pulled considerably, magnify again quantity, be about vigilance is banker shipment ( this time may be a few longer, banker is sucked prepare time to grow more, shipment time is long ), island visitting extensive region goes situation ( be about in first time to the limit of one ' s capacity first shipment ) if early days is to pass dish of full share, ( at present the individual thinks to have treasure new the sources of energy ) in the to the limit of one ' s capacity when breaking through strong line or resistance line but follow - up, that ability is really true the quantity adds valence to rise dropping is not must to the limit of one ' s capacity, and shrink the volume drops consequence is more serious, because early days banker already gave money, basically be, use odd amount to be bungled again dish, medicinal powder door meet disastrous

    如近期葛洲壩重新開牌后的走勢而放量上要注重前期走勢,假如大幅拉后再放大量,就要警惕是莊家出貨(這個時間可能較長一些,莊家吸籌時間越長,出貨時間就長) ,看看寰島走勢(在第一次放量就要先出貨了)假如前期是經過盤整的股票, (目前個人認為有寶新能源)在突破勁線或力線時放量就可跟進,那才是真真正正的量增價下跌不是一定要放量,而縮量下跌後果更嚴重,主要是因為前期莊家已出完貨,利用剩餘數量再砸一下盤,散戶就會損失慘重!
  2. With the ground effect, they own higher lift / drag ratio than general aircraft, so need less thrust power and have the ability to carry more loads or fly longer

    在地效的作用下,它的升阻比一般的飛機大,因而飛行時所消耗的推進功率小,具有更大的載重量或航程。
  3. The method of wing shape optimization of space shutlle has been developed with penalty function approach in which the objective function is the mass of the wing and the constraints are the hypersonic re - entry flight cross range, lift / drag ratio, and subsonic flight lift / drag ratio, the margin of the longitudial static stability and the magnitude of the horizontal landing speed etc

    摘要介紹了在滿足高超音速再入橫向機動航程,高超音速再入飛行時的升阻比,亞音速進場飛行時的升阻比,縱向靜穩定性裕度和水平著陸速度等飛行性能設計要求下,用罰函數法尋求使航天飛機機翼質量為最小的外形優化方法並給出了算例。
  4. The two sunspots of a pair have different polarities, one would be a magnetic north and the other is a magnetic south. thus, we believe that there are magnetic field lines joining the two sunspots of a pair. the strong magnetic field locks the gas of the photosphere in places and inhibits the hotter gas below to rise at the sunspots

    黑子經常成雙成對出現,每對皆由極性相反的黑子組成,若一個為磁北,另一個必為磁南,由此我們估計每對黑子皆由磁力線所連系,強大的磁場牽制著光球層上的氣體,並止了下層較熾熱的氣體上至黑子范圍,結果黑子太陽表面其他地方溫度較低。
  5. The results showed that : there were five stages in the rising process of the internal temperature of untreated, fire - retardant solution soaked, and fire - proof paint coated wood during the fire ; the carbonization rate of wood decreased by 21. 1 % ~ 35. 6 % and the rising speed of internal temperature also declined greatly when wood was soaked in fire - retardant solution or coated with fireproof paint ; the carbonization rate of white pine was 8. 5 % ~ 17. 4 % higher than that of the northeast china ash ; for untreated wood, the carbonization rate in tangential direction was 5. 8 % ~ 10. 5 % higher than that in radial direction ; the internal temperature of wood varies with the developing direction of combustion

    結果表明:火災發生過程中未處理木材、燃浸漬處理和塗刷防火徐料木材內部溫度上過程出現5個階段;經過燃浸漬處理和塗刷防火塗料后,木材的燃燒炭化速度降低了21 . 1 % ~ 35 . 6 % ,內部溫度上速度大幅度下降;白皮松木材的燃燒炭化速度水曲柳木材的燃燒炭化速度快8 . 5 % ~ 17 . 4 % ;未處理木材沿弦向的燃燒炭化速度徑向快5 . 8 % ~ 10 . 5 % ;木材內部的溫度變化沿燃燒推進方向不同而不同。
  6. Our wingspan will fold us up. - l ve figured the l over d max

    -翼展可以收起來-我已經計算過最大升阻比
  7. As guffey notes, “ a long, slender wing, by its nature, would be lightweight and would provide very good lift and drag characteristics

    高非指出:窄長的機翼本來就較輕,力和力的特性也相當優異。
  8. An upper canard, which is in the vicinity height of forward - swept main wing, could improve the maximum lift - to - drag ratio

    高於主機翼的鴨翼對最大升阻比的改善較多,但也不宜過高。
  9. Lift - drag of towed vehicle

    拖曳體升阻比
  10. Looking at the lift formula, you can see thatlift and drag vary directly with the density of air

    你只要看一看力公式就可以了解力和力與空氣密度成正
  11. Extreme ultraviolet radiation and x - ray created by magnetic field around the sunspots also cause the earth s atmosphere to heat up and expand. this will create additional drag to satellites or space shuttles orbiting at low altitudes and eventually pull them out of orbits earlier than expected

    太陽黑子附近的磁場所產生的遠紫外輻射和x射線,使地球大氣溫度上並且膨脹,這對在較低軌道運行的人造衛星或太空梭帶來力,令它們預期提早偏離軌道。
  12. Compared to the single hg2 + treated, se4 + + hg2 + the mixed exposure could restrain the fall of the activity of t ? aoc, sod and gsh ? px, reducing the level of lipid peroxidation, and alleviating membrane damage, represented with the heighten na + - k + - atpase activity and reduced mda concentration, resulting in the increased resistance to hg2 + damage. however, se4 + were incapable of preventing from the damage of hg2 + ultimately, along with the exposure period, regardless of the fact that the obvious enhancement of t - aoc and atpase activity

    混合處理后,與單一汞處理相, se ~ ( 4 + )在一定程度上能有效抑制汞脅迫引起的t ? aoc , sod , gsh ? px的降低,降低膜脂質過氧化水平,減輕了對膜的硒對汞致劍尾魚抗氧化系統的毒害和生理損傷的拮抗作用損傷,表現為隨一k + / atpase活力高,而mda含量降低,提高了機體對hg葉毒害的抗性;但隨著染毒時間延長,硒不能最終止毒害的加深。
  13. This configuration offers the widest frequency response ( lf is improved as the transformer is looking at a lower resistance than the anode resistance alone, and there is no parallel inductance to limit the lf

    這一結構可以得到最寬的頻響(變壓器所看到的電低很多,從而提了低頻點,而且電路中沒有並聯電感來約束低頻頻響。
  14. The paper researches the transient time precision and the following problem of the results developing with time for 2 - d high order blocking and matched method, at the same time, anlysing the stability of high order methods including boundary conditions. the results show that the domain decomposition and matched method using high order method can follow the time developing solution of taylor problem well, the computation result of the flow over a single or two tandem arranging circular cylinder agree the experiment and others " results well, moreover, the panting results of lift and drag coefficient are better than others

    本文利用高精度分塊耦合求解方法,對其瞬態時間精度和非定常時間發展解的跟隨性問題進行了研究,同時也對包含邊界條件的線法高精度格式的穩定性也作了分析,研究結果表明高精度的分塊耦合求解方法可以很好地跟隨taylor問題的時間發展解,與單圓柱繞流和雙圓柱繞流的實驗結果較以及他人結果較符合很好,對力系數在渦脫落時的脈動問題的結果優於他人結果。
  15. By use of grid - shaping skill and multi - grid solver, the flow - induced vibration of the fluid - conveying pipe in water is studied. the vibration mechanism of the fluid - conveying pipe in water is analyzed, the lift and drag acting on pipe in water are calculated. the results obtained are analyzed and compared to the experimental data referred to

    首先對水下輸液管道繞流渦激振動的機理進行了分析,然後,利用網格生成技術及多重網格法求得了輸液管道在不同來流條件(雷諾數)下的橫向力系數及縱向力系數,最後對計算結果進行了分析,並將其與已有的間接實驗結果進行了對
  16. The film resistance parallel - connected between the emitter and the base of power devices can

    薄膜電升阻比尺、 。
  17. Besides, the design of vane is the major project of the uav research, because the vane is the most important part in power transformation of the uav, the quality of this part will directly affect the capacity of the uav. we should manage to enhance the lift resistance ratio in the same situation

    此外,本課題著重對無人機的葉片部分進行設計,因為葉片是無人機的動力轉化部分,它的好壞直接影響著飛行器的飛行性能,在相同外部條件下,盡可能使其產生較大的升阻比
  18. The characteristics of the method is that it can modify the guidance coefficients automatically according to the errors between the actual trajectory and the standard trajectory, this is the essential of the standard trajectory guidance. it don " t need any pre - knowledge of the coefficients, this simplifies the problem greatly. following that, the method of predicting the falling site of the instant retuning trajectory is studied

    這一方法的特點是從反饋增益系數對再入段縱程偏差修正的本質出發,利用實際彈道和標準彈道的偏差,通過調節升阻比增量,不斷修正再入段縱程偏差,最終確定反饋增益系數;這一方法的優點是在求解反饋增益系數時,不必依賴先驗知識選取初值,使反饋增益系數的確定更為簡便。
  19. Lastly, previous vane are analysed by fluent, we calculate the pressure distribution chart and report chart of each wing form, then alter the torsion angle and the airfoil form of the vane respectively, finally ascertain the influence curve of the torsion angle and the airfoil form of the vane on which act the lift power

    最後,通過fluent對設計出的葉片分析,得出其壓力分布圖和報告圖。然後從改變葉片的扭轉角度和翼型兩個方面分析其對力和力的影響。得出葉片的扭轉角和翼型對升阻比的影響曲線,在文章的結尾部分估算了無人機的一些性能參數。
  20. In the 1 ight of results, the interphase pressure can be ignored and the interphase lift force plays a trifling role in the friction reduction, while the gravity - buoyancy, the interphase drag force and the virtual mass force are influential, especially in the bigger bubble

    結果表明,相間壓力可以忽略掉,相間力起的作用較小,而重力-浮力、相間力和虛質量力的影響較大,特別是在大氣泡中。
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