空氣動力動量 的英文怎麼說

中文拼音 [kōngdòngdòngliáng]
空氣動力動量 英文
aerodynamic momentum
  • : 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...
  • : 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...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 空氣 : 1 (大氣) air; atmosphere 2 (氣氛) atmosphere 3 (氣閘) air brake4 pneum ; pneumo ; pneumat ;...
  1. This article also analyzed the flowing regulation of air and ng. the energy equation of bernoulli can be gotten by the knowledge of hydrokinetics

    論文在此基礎上,利用流體學的原理上,分析了天然的流規律,建立了伯努利能方程。
  2. Specification for air performance measurement plenum chamber for vacuum cleaners

    吸塵器充性能測規范
  3. Standard specification for air performance measurement plenum chamber for vacuum cleaners

    吸塵器充性能測用標準規范
  4. According to the measuremental data of the two ammunications, the anti - designed computation and analysis of aerodynamic characteristic, flight stability, exterior ballistic characteristic for the two ammunications are studied with the advanced methods of the exterior ballistics. using the monte calo algorithm, the statistic mathematical model about ammunication ' s intensity is established and the 1000 miter vertical target intensity and the fall intensity are discussed in detail for the two ammunications. the improval potential and the main technical approachs of these ammunication ' s exterior ballistic performances are presented by compositive optimal algorithm

    根據工廠對俄ak130艦炮彈藥的測繪數據,利用先進的外彈道數值分析方法對兩種彈藥的特性、飛行穩定性特性、外彈道特徵等進行了反設計計算分析;採用montecarlo方法,建立了艦炮彈藥密集度性能統計分析數學模型,對兩種彈藥的立靶密集度和地面密集度進行了詳細的計算分析;利用外彈道性能綜合優化設計方法對兩種彈藥的外彈道性能指標的改進潛和主要技術途徑進行了分析。
  5. Computational fluid dynamics ( cfd ) techniques are used to study and understand fluid behavior in tunnels. by simulating complex specific operational cases, we can educe velocity or flux distribution in tunnel under different ventilation and resistance situation and determine the favorable operational procedures of the erlang mountain tunnel ventilation in a fire case. comparison has been made between a simulation and experiment for some cases in order to prove the cfd model is powerful, so that enables the study of cases for which experimental data is not available

    採用本文將隧道內的流看成是理想流體的一維恆定流,通過對二郎山特長公路隧道半橫向通風系統建立隧道內的學模型,利用計算機進行數值分析與計算,得出發生火災時,不同通風阻條件下隧道中的風速分佈及流分佈,並通過實驗室隧道模型實驗進行驗證與修正,依據研究結果給出了二郎山半橫向通風隧道的火災控制方案,從而解決了二郎山公路隧道通風對火災的控制問題,同時為半橫向通風公路隧道的火災通風提供科學的方法。
  6. A fair amount of theoretical and experimental work has been devoted at this agency to a better understanding of nonstationary aerodynamics.

    在這方面已經有了大的理論計算和實驗工作可以更好地了解正常學。
  7. This provides an extremely lightweight and strong racing machine, where the geometry of the frame is tailored by working the tube sets to create the perfect ride. at hang lun we take the design, fabrication, and material selection process very seriously, creating the best product possible for the intended application ; making bikes go fast

    為了使車架的設計更加完美並滿足輕化幾何學結構學的要求,管材的加工採用專用的設備保證其精密的尺寸,管形被設計加工成橢圓水滴錐管垂直橢圓等各種形狀,再經過工藝要求很高的氬弧焊接和外表面的手工打磨處理。
  8. Aerodynamics - concepts, quantities and symbols. part 2 axis systems and aircraft motion state quantities

    學概念和符號第2部分坐標軸系和飛行器運狀態
  9. It tell us : the abrasive capability of fly ash ; the similar calculation of ash erosion ; the calculation of ash erosion in the tube in turn and tube out of turn ; the reason of tube abrasion for gas flue ; the influence of air parameter for fly ash erosion ; the influence of changing temperature ; the influence of the flue gas composition, etc. next, it advances the solving measure ; reduce the flue gas velocity ; reduce the concentration of fly ash ; responsible construction : replace smooth tube with spiral tube ; use the new material of abrasion ; fuel desulfurization ; reduce so3 of flue gas ; raise flue gas temperature, making it up the dew point ; use the abrasion - resistance material to resist abrasion

    討論了飛灰磨損性能、管壁受飛灰沖蝕的近似計算、灰粒對順列管和錯列管的磨損計算、煙走廊引起對流管束的磨損機理、參數對飛灰沖蝕的影響以及受熱面壁溫變化及煙成份對飛灰磨損的影響等問題。接著提出了解決的措施:降低平均煙流速;降低飛灰濃度;使用鰭片管、螺旋翅片管代替光管;選擇合適的結構及排列方式,減少煙中so3的含;提高受熱面壁溫使之大於煙的露點溫度;採用抗腐蝕材料作受熱面等防腐蝕的措施。
  10. Aerodynamics - concepts, quantities and symbols. part 3 aircraft geometry

    學概念和符號第3部分飛行器幾何特性
  11. Aerodynamics - concepts, quantities and symbols. part 1 aerodynamic terms in common use

    學概念和符號第1部分學常用術語
  12. Although being superior over the other methods in terms of physical realism, the rans methods, however, involve one major weakness - the effects of the turbulent motion of the mean flow are unknown and must be modeled

    盡管求解雷諾平均ns方程( rans )是解決現代學問題物理上最可信的方法,但它也有一個缺點:平均流中湍流脈的影響是未知的。
  13. But nasa engineers do not know enough about how the two bits of material on discovery could affect thermal and aerodynamic forces as the vehicle plunges at 22 times the speed of sound through the atmosphere on re - entry

    不過,美國宇航局的工程師們還不能確定,當「發現」號航天飛機以22倍于音速的速度再次經過地球大層時,機身上的這兩塊材料會在熱方面產生怎樣的影響。
  14. This paper presents the development and preliminary application works of an automatic strain gauge balance static calibration system in ecs for 1m hypersonic wind tunnel of cardc

    本文論述了cardc超高速研究所1m高超聲速風洞配套的新型全自六分應變天平地軸系( ecs )校準系統的研製和初步應用研究工作。
  15. On the basis of looking up a lot of referenced works, the phenomenon that lateral jet injected into the external air stream surrounding an intercepting missile is analyzed. the effects of jet interaction on forces and moments are described by interaction amplification factor, and the algorithm to calculate the interaction amplification factor is presented, then the motion model and the dynamics model of interceptor are established according to the previous analysis

    根據大參考文獻的結論,分析了側向噴流射入攔截彈外流的流場特徵,以干擾放大因子來描述干擾效應對矩的影響,給出了放大因子的計算方法,進一步建立了噴流側向作用下的導彈運學和學模型。
  16. Industrial - process control valves. part 8 : noise considerations. section 1 : laboratory measurement of noise generated by aerodynamic flow through control valves

    工業過程式控制制閥第8部分:噪聲的考慮第1節:實驗室內測流流徑控制閥產生的噪聲
  17. The aerodynamic terms in the force and moment equations have all been replaced by the state variables of which they are functions and control forces and moments.

    矩方程中的項已經全部用為其函數的狀態變及操縱矩所代替。
  18. According to the theory of boundary layer and the important of boundary - layer separation point detection of delta wing, the measuring principle and structure scheme of various system alternatives based on mems technology have been discussed, selecting the prototype of better workability. base on the master piece model of micro shear stress sensor

    首先,結合學的邊界層原理,針對三角翼邊界層分離點檢測在實現主控制方面的重要性,討論了光學式、電容式和熱敏式微型剪應傳感器的測原理和結構方案,選取適合加工條件的微型剪應傳感器樣件。
  19. Single - layer model is convenient to apply but the unclear relationship between radiative and aerodynamic temperatures is still a bottleneck in this field. a new method was developed to derive reliable surface heat fluxes from radiative temperature viewed from arbitrary zenith angle. aerodynamic and radiative temperatures are connected through a so - called optimum component fraction ( ocf ) parameter - the fraction of vegetation in the field of view when the two temperatures are equivalent in oblique viewing

    該方法利用表面熱輻射方向性和顯熱通都是源於土壤和植被溫度的貢獻這一共同點,發現在一定傾斜角度的觀測下,視場中植被與土壤的比例可以較好地反映植被和土壤與大進行湍流熱交換的貢獻率,所以稱該方法為最佳組分面積比法,用最佳組分面積比可以將任意角度下觀測到的輻射溫度訂正為學溫度,經過地面和遙感數據驗證表明,用該方法計算的通精度高於普通的單層模型。
  20. Airflow system maximizes air volume at minimum noise level

    系統使加熱器在最大出風時將噪音降到最低
分享友人