激波附體 的英文怎麼說
中文拼音 [jībōbùtǐ]
激波附體
英文
shock-wave attachment-
The smart rotor with active trailing edge is a new system for reducing the vibration which can adjust the air load of the blade to actively counteract the main harmonic of the force to the fuselage by controlling the deflection of the trailing edge
主動后緣附翼控制是一種較新的旋翼減振系統,它通過控制后緣附翼的偏轉,調節槳葉的氣動載荷,實現對機體激振力主要諧波分量的主動抵消。The results show that it is the numerical method of high analyzable degree for the hybrid tvd scheme combinated with fvm, and the scheme is not only sufficiently accurate and nonoscillatory, but also capable of treating automatically hydraulic jump
算例驗證表明:應用組合型tvd ? muscl格式配合有限體積法是一種高解析度的數值方法,且tvd ? muscl格式對于自動捕捉激波和抑制間斷附近的數值解波動十分有效,它對間斷具有高解析度。Hu, y. q., wang, c. and zheng, h. n., 1992, solar atmospheric responses to magnetic flux eruptions iii. shock evolution near the sun, chinese astron. astrophys., 16, 215
胡友秋,王赤,鄭惠南, 1992 ,磁通量噴發的大氣響應: iii .太陽附近的激波演化,天體物理學報, 12 , 54In order to predict the arrival time at 1au of interplanetary shocks, a simple model called disturbance model is established here. in this model, the travel time is assumed to be a function of energy that is released from solar explosives, and input pulse longitudinal width, input pulse duration, the interaction of interplanetary shock and background solar wind are also taken into account
本論文考慮了激波爆發源角寬度、能量、驅動時間、激波速度及其與背景太陽風之間的相互作用,利用流體力學擾動方程建立起一個激波擾動傳播模型,用於研究激波從太陽傳播到地球軌道附近( 1au處)所需要的時間問題。All the improvements included the modifications on the sound velocity, characteristic mach number and the mach number at the grid interface. several 2d flow fields which had shock, shear flow, rarefaction wave, or turbulent boundary layer and the combination of them were computed
該格式改進了聲速、特徵馬赫數的處理方式,對網格界面馬赫數進行了修正,並求解了含有脫體激波、斜激波、剪切流、膨脹扇、及湍流附面層等流動特徵的復雜流動。Full quanta theory was used in analysis the working principle of laser, educed the photon states of single pattern radiate in two energy - step system, and simulated the establishment of laser mode and statistical distribute of photon. according to elf consistent equations of rlg ; build the simulated program with labwindows / cvi and do some simulation experiments, the result of simulation matched the theory perfect perfectly and conform to the experiments, the locked - in and pattern competition coursed the periodic light intensity
在激光陀螺自洽場方程組的基礎上,運用labwindows / cvi軟體建立了靈活方便的激光陀螺模擬平臺,並進行模擬試驗,模擬試驗結果與理論分析很好的相符合,且能夠較好地說明陀螺試驗現象,即在閉鎖閾值附近,由於閉鎖效應和模競爭相互影響,使得激光腔中兩行波相互關聯,光強差隨時間呈周期性變化。The main numerical method of this code is coming from scheme ( jameson, schimit and turkel ) : using cell - centered finite volume method as spatial discretization tools, and a system of ordinary differential equations for time variable is obtained, which is solved by utilizing five - step runge - kutta scheme as time marching method, introducing artificial dissipation to damp high frequency oscillations near the shock and stagnation point
本論文採用歐拉方程作為控制方程,利用中心有限體積法進行空間離散,得到對時間變量的常微分方程組,採用龍格庫塔多步法進行時間積分,加入人工粘性以消除激波和駐點附近的壓力振蕩等方法來對naca0012翼型的實際流動進行并行數值模擬。Blinking of the sers spectra and the poisson statistical distribution of the raman signal were observed. moreover spectral diffusion of raman shift with time was reported by the first time according to our knowledge, which could be due to the difference of interaction between varied single molecules and varied silver particles surface, for instance, due to the different adsorption states of dab molecules on the silver surface, which should be a powerful evidence for single molecule detection by sers
我們採用一種簡單的方法,將含有dab分子的銀膠體溶液滴在鋁箔上,激發光聚焦在液滴上直接進行測量,觀察到了分子sers信號的「 blinking 」現象,並首次報道了其sers拉曼頻移隨時間產生波動,這是由於個體分子和銀納米顆粒的相互作用及其在銀納米顆粒表面的l吸附狀態不同而導致的。3. 5 cm long and 4um wide channel silica glass waveguide was fabricated by ag + - na + ion - exchange and 5 db net gain at 1536 nm was obtained with a pump power of 250 mw ( at 980 wavelength ) ; fwhm is 14 nm around 1536 nm
用波長為980nm , 250mw的半導體激光器泵浦該條型波導,在1536nm波長下得到的最大凈增益是5db :在1536nm附近3db凈增益譜帶寬是14nm 。The investigated performance characteristics of lateral jet interaction include pressure fields, flow field pattern and surface pressure distribution with jet on or off in the streamwise direction. 2
本論文設計的計算程序具有模擬物體表面存在大壓力剃度和激波與湍流附面層存在強烈干擾情況下的復雜渦流場計算的能力。分享友人