空氣反力 的英文怎麼說

中文拼音 [kōngfǎn]
空氣反力 英文
air reaction
  • : 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名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
  • : 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...
  • 空氣 : 1 (大氣) air; atmosphere 2 (氣氛) atmosphere 3 (氣閘) air brake4 pneum ; pneumo ; pneumat ;...
  1. This paper integrates direct lateral force control with aerodynamic control, taking the anti - aircraft missile which has the anti - guided ability in the aerosphere as research subject

    本文的研究對象為大層內具有導能的防導彈。主要研究內容為把直接側向控制與控制結合。
  2. "aerodynamics" defines the pressure fields and loads that exist on a launch vehicle due to the reaction of ambient flow.

    學」規定了由於繞流作用在發射飛行器上存在的壓場和載荷。
  3. The resistance of n / med tuberculosis bacili is stronger, ability catch a cold catch a cold is cold, although cold to freezing point, still cannot exterminate it, achieve liquid air even ( namely 0 celsius 189 degrees of ), in that way low temperature, it also ability suffers a few hours

    結核桿菌的是比較強的,能耐受嚴寒,即使冷到冰點,還不能殺滅它,甚至達到液體(即零下攝氏度189度) ,那樣的低溫,它也能耐受幾小時。
  4. But the temperature difference at the vertical direction in combustion chamber in lead column, that is said by operator, is over 60 ?. ( 2 ) according to the experiences in the practice, the second layer air and the second layer gas had a little effect of support burning, and the third air has little effect for combustion, and the power to drawing exhaust gas can only be adjusted in limited range. the problems, it is said above, restricted more advance of some kinds of technology and economy target in spelter refining in new jersey furnace

    由於鋅精餾爐產量提高,一些問題開始暴露出來: ( 1 )燃燒室?舶要求溫度差不超過10 ,而從現場映的情況來看,燃燒室上、中、下部溫度差已超過60 ; ( 2 )在生產實踐中,發現燃燒室第二層、第二層煤作用甚小,第三層失去助燃作用,廢出口的抽可調范圍有限;以上這些問題在客觀上制約了精餾塔在鋅精煉中各項技術經濟指標的進一步提高。
  5. In the third chapter of this dissertation, based on the physical and chemical properties of hydrogen and the combustion characteristics of hydrogen, the quasi - dimension combustion calculation model of hydrogen ? fueled engine is set up through analyzing the characteristics of turbulence flame and chemical reaction kinetic of hydrogen ? air mixture. the model includes the dual ? area thermodynamics sub - model, quasi - dimensional turbulent entrainment combustion sub ? model, turbulence flame promulgating sub ? model, hydrogen - air mixture chemical kinetic sub - model and loss of heat transfer sub - model and so on

    本文從氫燃料的物化特性和燃燒特徵著手,通過分析氫混合燃燒的湍流火焰結構和燃燒化學應動學,基於雙區燃燒模型,建立了包括雙區熱學、準維湍流卷吸燃燒、湍流火焰傳播速度、氫混合燃燒化學應動學以及傳熱損失等模塊的燃燒模型,並給出了相應的計算方法。
  6. 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、外彈道特徵量等進行了設計計算分析;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。
  7. Abstract : based on thestatic wind force factors of a tower and on the root - mean - square of the buffetingdisplacement responses of the tower top, which are measured by wind tunnel tests inlaminar and turbulent field respectively, the static and buffeting internal forces of thetower bottom control sections under its design wind speed are obtained by linearsuperposition method and fem

    文摘:基於均勻流和紊流風場中的橋塔模型風洞試驗所測得的橋塔系數及塔頂抖振響應的位移均方根,採用線性疊加法及有限元法演,給出設計風速下塔底控制截面的順風向靜風及抖振內
  8. The convective term is solved by ausm + ( a sequel to ausm which means " the advection upstream splitting method " ). the 7 species 8 steps model and 7 species 7 steps model of hydrogen / air is used in the hydrogen reacting flowfield, the 9 species 5 steps model of methane, the 10 species 10 steps model of ethane and the 10 species 13 steps model of kerosene are used in the hydrocarbon reacting flowfield, the results of the distributions of velocity, mach number, pressure, static temperature, total temperature, species mass fraction and the combustion efficiency are gained, and the numerical results of the pressure of hydrogen and methane are compared with those of the experiment

    計算中通量項採用ausm +通量分裂格式,氫應流場採用氫/的七組元八方程模型和七組元七方程模型,碳氫應流場採用甲烷的九組元五方程模型、乙烯的十組元十方程模型和煤油的十組元十三方程模型,得出了超燃發動機燃燒室流場的速度、馬赫數、壓、靜溫、總溫和組元質量分數分佈及燃燒效率等性能參數,其中氫和甲烷的計算壓分佈與實驗結果進行了比較。
  9. Abstract : nano tio2 was dip - coated on active air purification sieve of active carbon. the purification effect of this sieve against various polluting gases were investigated. the result showed that purification effects on h2s, nh3, hcho, co, and toluene were notably enhanced throush degradation of pollutants by photocatalysis agent under uv irradiation, which resulted in enhanced purification ability of active carbon

    文摘:採用浸塗法在活性炭凈化網上負載納米二氧化鈦,在紫外光的照射下,凈化網對一氧化碳、甲醛、硫化氫等污染物的凈化能明顯增強,對比實驗表明,在紫外光照射下光催化劑使被吸附的污染物發生降解應而提高活性炭的凈化能
  10. Nano tio2 was dip - coated on active air purification sieve of active carbon. the purification effect of this sieve against various polluting gases were investigated. the result showed that purification effects on h2s, nh3, hcho, co, and toluene were notably enhanced throush degradation of pollutants by photocatalysis agent under uv irradiation, which resulted in enhanced purification ability of active carbon

    採用浸塗法在活性炭凈化網上負載納米二氧化鈦,在紫外光的照射下,凈化網對一氧化碳、甲醛、硫化氫等污染物的凈化能明顯增強,對比實驗表明,在紫外光照射下光催化劑使被吸附的污染物發生降解應而提高活性炭的凈化能
  11. An airplane cannot fly out into space be cause it must have the air for its propellers to push against

    飛機不能飛入太,因為飛機的螺旋槳如果沒有推進,是飛不起來的。
  12. Great difference in pressure for two flow made pressure wave system and it help to extend the delay time for gas in chamber, which increases combustion effusion. second, to increase combustion effusion, the inlet temperature of air and gas should be enhanced in the range of heat releasing in chemical reaction. third, the first work condition is unburned absolutely and the second work condition is burnt in shear layer of inlet and the end of down wall zone in straight segment

    對于壓差很大的兩股流,所形成的壓縮波系的結構可以增加燃駐留時間,提高燃燒穩定性;為了提高擴散燃燒的效率,在保證能放熱的化學應溫度范圍之內,應適當提高燃的來流入口溫度;燃噴嘴應居於燃燒室軸線上,是改進超音速燃燒室結構的一種思路。
  13. Germany, in contrast, has cleaned its skies and is now leading the fight against global warming

    ,中國的鋼鐵企業正向中排放著大量粒子,吞噬著這個國家來自燃煤電廠並造成嚴重污染的電
  14. The research of this paper includes : ? high - speed photography and flash x - ray radiography are both used to capture the process of al shell ' s great deformation under low pressure. front illuminations are used to get the development of the fracture on the al shell. the relative energy release is analyzed from overpressure curves measured with some sensors

    本文的研究內容主要包括: ?在受試炸藥經歷低應大變形過程的susan試驗中,同時採用高速攝影、閃光x射線照相對彈體的撞靶過程進行了拍攝,得到了殼體膨脹變形過程圖像,並使用前照明技術觀察到了鋁殼表面產生的裂紋及其發展變化過程;從壓傳感器測量的沖擊波超壓曲線,獲得應釋放總能。
  15. According to newton ' s third law of motion ? for every action there is an equal and opposite reaction ? air streaming out the back faster than the aircraft ' s speed will thrust the plane forward

    依據牛頓第三運動定律,每個作用必會產生一個等量而向的作用,因此當以高於飛機的速度自引擎尾部流出時,便可將飛機向前推。
  16. All ships use side thrusters and / or anti - gravity to maneuver, aerodynamic designs are out - of - place

    所有船都使用側推進器和/或來控制運動,學設計是不合適的。
  17. The company produces the carbon black by using the large - scale innovated reaction stove and using the on - line high temperature pre - heater and raw oil pre - heater to enhance the reaction conditions to improve the quality ; the company is equipped with the excellent wasted goods recycling system controlled by dcs to lift up the pass percentage which helps the whole technological level to reach to the advanced level at home ; in a addition, the critical equipments are imported from the us ; and the company keeps up the technical innovation like generating the electric power by utilizing the produced gas on the course of carbon black production with the effect as raw materials saved and the pollution minimized resulted as well

    炭黑生產工藝採用美國大陸炭技術,執行gb3778 - 2003標準,主要生產n220 n330 n660等系列的11個品種的濕法造粒炭黑,年生產能60000噸。該項目採用大型新工藝夾套應爐,利用在線高溫預熱器和原料油預熱器,強化應條件,提高產品質量。公司設有精製及廢品回收系統,提高成品的合格率。
  18. In this paper, maccormack explicit time - split scheme, baldwin - lomax algebraic turbulent model and two - steps hydrogen - air nonequilibrium chemical kinetics model are employed to simulate the 2 - d flow fields in a fixed geometry scramjet combustor in different injecting way of fuel in different flight conditions. the results show, in the same entrance condition, the operating mode of scramjet combustor is influenced by the control of fuel

    本文採用maccormack顯式時間分裂法、 b - l代數渦粘性湍流模型及氫-兩步非平衡化學動應模型,模擬了在不同的飛行馬赫數條件下,固定幾何的雙模態燃燒室在不同供油規律下的二維燃燒流場。
  19. It will aim to reflect the joy and excitement of flight through an aerodynamic iconic form and increase the airport ' s capacity to 60 million passengers by 2015

    它將通過學標識的形式來映出旅行的歡樂和激動,並再2005年之前將機場的載客能提高到6000萬。
  20. 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量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,用該方法計算的通量精度高於普通的單層模型。
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