共振振蕩 的英文怎麼說
中文拼音 [gòngzhènzhèndàng]
共振振蕩
英文
resonance oscillations-
Secondly, we make an in - depth study and analysis in allusion to the given oscillatory circuit - butler common base harmonic circuit. the detailed analysis of the dynatron which is the main noise source in the oscillatory circuit is also made, including how excitation affects the dynatron and crystal
然後針對特定的振蕩電路結構-串聯型巴特勒共基振蕩電路-進行深入的研究和分析,並對主振電路中主要的噪聲源-三極體進行的深入分析,包括激勵對三極體及晶體的影響。This dissertation is devoted to the investigation of the influence of self - excited oscillation jet on heat transfer enhancement
本課題將helmholtz共振腔所產生的自激振蕩脈沖射流引入換熱器以實現強化換熱。A common example of mechanical resonance is provided by pushing a swing.
蕩鞦韆,是熟知的機械共振的例子。The sympathetic vibration of a circuit to a signal
一個電路對某一個信號共鳴的振蕩。This phenomenon is therefore known as "oil whip" or "resonant whirl".
因此,這種現象稱為「油膜振蕩」或「共振渦動。」Based on the potential resonance in heavy - ion collisions, the anomalous phenomenon of the backward - angle oscillatory arising in the angular distribution for 16o + 12c elastic scattering have been studied within the framework of the optical model using a deep optical potential
摘要基於重離子碰撞中勢共振的考慮,在光學模型的框架下,使用深光學勢研究了16o + 12c彈性散射角分佈后角振蕩上升的反常現象。We study the time evolution law of the atomic response in an open - type inversionless lasing system when the probe or driving field is off - resonance, and compare the law with that obtained when the probe and driving fields are resonant. we find that the detuning has considerable effects on the time evolution law : when the probe or driving fields is off - resonance, the dispersive responses for the probe and driving fields are no longer 0 and the two - photon coherence is no longer a pure real ; the variation of the probe detuning can make the time evolution law of the population distributions and the gain ( absorbtion ) of the driving field changing obviously ; with detuning increasing, the time evolution behavior of the gain ( absorbtion ), dispersion of the probe field and the two - photon coherence will gradually diviate from the evolution law of the standard damped oscillator ; with the driving detuning increasing, the oscillating time of the dispersion of the driving field becomes longer, the amplitude and the stationary value increase
研究了探測場或驅動場失諧情況下開放的型無粒子數反轉激光系統中原子響應的時間演化規律,並與探測場和驅動場都共振時的演化規律進行了比較.我們發現失諧對時間演化規律有顯著的影響;當驅動場或探測場失諧時,原子對探測場和驅動場色散的響應不再為零,雙光子相干不再是純實量;探測場失諧的變化將使粒子布居和驅動場增益(吸收)的時間演化規律明顯改變;隨著失諧的增大,探測場增益(吸收) 、色散和雙光子相干隨時間的演化行為逐漸偏離標準阻尼振子的演化規律;驅動場色散驅動場失諧量的增加而振蕩時間變長,振幅和穩定值變大Especially, when the decay rates of the two frequency oscillations are same, the resonation will be strengthened greatly
特別是當兩個弛豫振蕩的衰減率也相等的時候,共振現象極為強烈。Eurostag is a large simulation analysis software package used in power system developed by the edf and tractebel of belgium. the most prominent point of this software is that it covers the full range of the phenomena, from transient to long - term stability. that is to say that the time of simulation lasts from the electromechanical oscillations to the daily load evolution
Eurostag是法國電力公司( edf )與比利時tractebel共同開發的大型電力系統模擬分析軟體,它最突出的特點就是可以對系統進行全時間范圍內的模擬,具體的說就是模擬時間可以從系統機電振蕩開始直至一天范圍內負荷的變化,這是目前我們國內所使用的其它系統模擬軟體所不具備的。3 ), the joint uprising branch is located around the equation, basically on the summer hemispheric side, and it is strong in january and july and weak in april and october, which has a two - year oscillation period
3 ,北、南半球hadley環流圈及其共同上升支位於赤道附近,但偏於夏半球一側,其強度1 、 7月強, 4 、 10月弱,做年雙周振蕩。The variation of wave - induced nearshore current fields and long period oscillation of water surface result in sediment transport, resonance of harbors, ship failures, diffusion of pollutants and difficult sea rescues, drawing scientific researchers " concern
由波浪產生的近岸流場的變化和水面的長周期振蕩,導致泥沙遷移,港口共振,船舶失事,污染擴散,海上救生困難,這些都已經引起了科研工作者的廣泛重視。Furthermore, the fiber phase - conjugator has been used in ld - pumped solid - state laser system with four - pass configuration to suppress the self - oscillating ( so ) phenomena caused by amplified spontaneous emitting ( ase ) in laser amplifier. when using 200 m fiber, the energy of so has been successfully decreased from 12mj to below the precision of energy - detector
將光纖相位共軛鏡應用於四通放大結構中,有效抑制了放大級中的放大自發輻射引起的自激振蕩現象,使得自激振蕩輸出能量從12mj降低到能量計最小精度以下。In the single - photon resonance case, for large area input pulses, the spectral components oscillating around 32 appears in the spectrum due to the strong secondary excitation making the two - level model invalidity and the multi - level model should be used to describe this molecule
在單光子共振情況下,即入射脈沖頻率等於1 、 2能級之間的共振頻率,對大面積入射脈沖,由於強的二次激發的作用,電場頻譜中出現了在32附近振蕩的頻率成分, 32是2 、 3能級之間的共振頻率,說明對大面積入射脈沖二能級模型已經失效,需要採用多能級模型來描述分子介質。Then numerical experiments on forcing dissipation and heating response of dipole ( unipole ) are carried out using global spectral model of quasi - geostrophic barotropic vorticity equation. for every experiment model integration is run for 90 days on the condition of three waves quasi - resonance. the results are given as follows : ( 1 ) under the effects of basic flow intensity and dipole ( unipole ) forcing source, there exist strong interaction among the three planetary waves, and there also exist quasi - two - week and intra - seasonal oscillation of the three planetary waves
然後,用數值試驗的方法,應用強迫耗散準地轉正壓渦度方程的全球譜模式,並在方程中考慮了偶(單)極子的熱力強迫作用,在三個行星波準共振的條件下,模式共積分90d ,得出: ( 1 )在基本氣流強度和偶(單)極強迫熱源的共同作用下,三個行星波之間存在很強的波?波相互作用,且波動振蕩呈現準雙周和季節內振蕩。The heat transfer enhancement is different under different oscillator. there is the optimum oscillation intensity under which the heat transfer coefficient will be increased by about 30 percent. the change of outlet structure size of a resonance chamber shows little effect on the strength of heat transfer : the pressure of the optional heat transfer coefficient always is between 0. 4mpa and 0. 6mpa, and the optional heat transfer coefficient is enhanced by 30 percent or so
不同的振蕩強度,強化換熱的效果也不同,存在一個最佳強度,此時的強化換熱效果最好,可以將表面換熱系數提高30 %左右;對于同一共振腔,配合以不同的出口結構尺寸,對于換熱效果的強化的影響變化不大:出現最佳強化效果時的壓力基本都在0 . 4 - 0 . 6 ,最佳的強化效果也都是將表面換熱系數提高30 %左右。Secondly, the helmholtz oscillator was designed. based on the flow network theory, the expression of intrinsic frequency was deduced. the main parameter of helmholtz oscillator was calculated
對于同一結構的helmholtz共振腔,水力參數不同,所產生的自激振蕩脈沖射流的強弱也不相同。Finally, the experiment was performed in order to exam the effect. the pulsating liquid flows through a single pipe heated electrically. the heat transfer coefficients were measured under different conditions
將helmholtz共振腔產生的自激振蕩脈沖射流引入換熱器后,當自激振蕩的強度達到一定程度后,可以強化換熱。This phenomenon is therefore known as " oil whip " or " resonant whirl "
因此,這種現象稱為「油膜振蕩」或「共振渦動。 」The explanation for this “ spooky action at a distance ” ( to borrow a term from quantum mechanics ) is that a grid of wires underneath the screen emits an electromagnetic field that causes a coil inside the pen to oscillate at a resonant frequency
這種幽靈似的超距作用(從量子力學借來的術語) ,是因為螢幕下方的柵極線路會發出電磁場,讓專用筆內部的線圈以某個共振頻率振蕩。3 ) the quantum noise characteristics of the output of tropo are theoretically analyzed and the intensity - diflerence squeezing of two down - conversion beams was experimental obtained. the intensity - difference noise reduction was 0. 4db
第三章:討論了三共振光學參量振蕩器的量子噪聲特性,並實現了兩下轉換光之間的強度差壓縮,壓縮度達0 . 4db 。分享友人