束流強度 的英文怎麼說
中文拼音 [shùliúqiángdù]
束流強度
英文
beam intensity-
The secondary backscattered electron current is used to modulate the intensity of an electron beam in a cathode ray tube(crt).
二次電子或背散射電子的電流被用來調制陰極射線管(CRT)中電子束的強度。According to the markov approximation under a long haul condition, we get the inter - correlation function, log - amplitude and phase covariance function. the thesis puts much emphasis on three phenomenon of the laser under the effects of turbulence, i. e., intensity fluctuation ( atmosphere glistening ), beam floating and extension, phase fluctuation
重點介紹湍流作用下的激光的三種物理現象及其產生機理,即強度起伏(大氣閃爍) ,光束漂移和擴展,相位起伏和到達角起伏。The control of beam halo - chaos becomes a critical problem in the development of high intensity accelerator. efforts to remove the halo by collimation have been largely unsuccessful since the halos almost always regenerate. the mechanisms of halos are complex, such as nonlinear resonances and chaotic behavior etc. considering this, professor fang jin - qing who works in china institute of atomic energy pointed out that the theory of chaos control can be used to control beam halos. he presented the method to control halos by using nonlinear functions, which means nonlinear function g is added to the right of ion radial self - edlctric force equation and some nonlinear function are selected to control beam halos in simulations. in paper [ 69 ], controllerg = - 0. 15sin ( rmax - am ) 2 was used and the halo intensity was decreased to 0. 1078, the halos are removed partly
束暈?混沌的控制是新一代強流加速器研製的關鍵問題,隨著強流離子束應用前景的日趨廣闊而日益成為研究的熱點。傳統機械限束器因無法解決束暈的再生而收效甚微,因為束暈的形成有著其內在動力學機制?非線性共振以及混沌等。基於此,中國原子能科學院研究員方錦清將混沌控制的理論和方法開創性的運用於束暈?混沌的控制上,提出了控制束暈?混沌的非線性控制策略,即在粒子徑向所受束自生場力方程的右邊加上非線性控制函數g :並選取一些非線性函數如等進行了控制的模擬研究,將束暈強度控制在0 . 1078左右,取得了初步的控制效果。Simulation calculation for the energy deposition profile and the transmission fraction of intense pulsed electron beam at various incident angles
不同入射角度下強流脈沖電子束能量沉積剖面和束流傳輸系數模擬計算The results show : laser beam far field intensity distribution deflect to the wave length increasing direction, the influence to laser beam far field intensity distribution of different inflow mach number is little than the influence of different inflow pressure ; flow field has more aberration to 1. 315um laser beam than to 10. 6um laser beam
研究表明激光束遠場強度分佈都向流場光程增大的方向偏折,噴流出口馬赫數的變化對激光束遠場強度分佈的影響較小,噴流出口壓力的變化對激光束遠場強度分佈的影響較強;在相同的流場結構下,流場對波長1 . 315 m激光束的干擾要明顯強于對波長10 . 6 m激光束的干擾。Although most part of the parameters for the design of bivis extruder currently need to be determined by adopting the analogy method, but flow capacity and condition of strength are the constraint conditions that it has to satisfy
雖然目前雙螺桿磨漿機設計的大部分參數需要採用類比法確定,但流量和強度條件是其應當滿足的約束條件。The main relative systems of heavy - hard rainfall in northeast plateau are western pacific subtropical high, south asia high, low latitude systems, upper level jet ( ulj ), low level greater wind speed axes, westerly trough and plateau trough, low level vortex, cold frontal, occluded front in qinghai lake, mesoscale low pressure, heat low - pressure in qinghai, shear line and convergence line, mesoscale cloud cluster, etc. the west subsidiary model of south asia high is the main circulation type of heavy - hard rainfall in this area
3 、西太平洋副高、南亞高壓、低緯系統、高空急流、低空大風速軸;西風槽和高原槽、低渦、冷鋒、青海湖錮囚鋒以及中尺度低壓、青海熱低壓、切變線與輻合線、中尺度雲團等系統是高原東北部地區大到暴雨的主要相關系統。 100hpa上的南亞高壓中心強度加強,位置東西擺動預示高原地區將有降水產生,中心強度減弱,降水過程結束。南亞高壓西部副型是高原東北部地區大到暴雨的主要流型。The secondary backscattered electron current is used to modulate the intensity of an electron beam in a cathode ray tube ( crt )
二次電子或背散射電子的電流被用來調制陰極射線管( crt )中電子束的強度。( 4 ) light - induced scattering in sbn : 61 : cr crystals under applied fields and its suppression are studied. a new method is proposed that the scattering light can be suppressed through erasure of scattering gratings by higher power pump beam ( coherent or incoherent )
( 4 )討論了sbn 61 cr晶體在外加直流電場作用下的光感應光散射現象及其消除方法,提出通過引入另外一束相對高強度的光束(相干或者非相干) ,利用其對散射光柵的擦除作用消除信號光束的散射。The authors present the review on dry sliding friction and wear behaviour of particle reinforced aluminum matrix composites in recent years, including friction behaviours, wear mechanisms and applications of these composites
離子注入是一種新興的束流表面強化技術,離子注入陶瓷材料可使其表面的力學性能如斷裂韌度、硬度、彎曲強度、摩擦學性能等得到改善,它為解決結構陶瓷韌性不足、摩擦磨損率較高等問題開辟了新的技術途徑。In the primary experimental study, the microwave power, the microwave frequency, and the mode are measured, hie relations among the microwave radiation, the intensity of the magnetic field, the position of the magnetic coil, the amplitude of the beam current, and the a - k gap are investigated
在初步的微波實驗中,測試了微波的功率、頻率和模式,測試了磁場強度和線圈位置對微波輻射輸出的影響,測試了束流大小和陰陽極間距對微波輻射輸出的影響。實驗結果發現微波的功率和模式基本與模擬結果吻合,器件工作穩定,重復性良好。This seemingly contrary phenomenon is rooted in the coordination of expansion and strength development : the high strength especially high early strength of high strength superplasticized expansive concrete confined expansion effect, and there is " self - restricted effect " in concrete
上述看似矛盾的現象源於膨脹混凝土的膨脹與強度的協調性:高強流態膨脹混凝土的高強度,特別是較高的早期強度限制了膨脹效應的發揮,在混凝土內部存在「自約束效應」 。Under a certain magnetic field, the density and stability of anode plasma determines the ion current density and its fluctuation
在確定磁場強度下,陽極等離子體密度和穩定性決定了引出離子束流密度的大小及其波動幅度。It is a modern one in the world with its advantage : fierce current, high electricity state, high purity, lot kinds of ions, reliable, easy operation
Mevva離子注入機突出的優點有:強束流:高電荷態高純度引出離子種類多大面積引出穩定可靠,易操作。The effect of field strength, initial phase, bunch shape and charge on electron beam transverse emittance is also explored by numeric simulation method
利用數值模擬方法研究了加速場強、注入相位、束團大小、形狀、電荷等因素對束流橫向發射度產生的影響。In this paper the dithering of beam light, the undulating of beam intension, spread of the beam light and the dithering of image are introduced
摘要文中介紹了激光信號通過隨機大氣通道時,大氣湍流效應造成了光束抖動、強度起伏,光束擴展和像點抖動等現象。The fundamental principle of this system is as follows. divide the incident beam into two beams, one of which passing through variable optical delay ( vod ), then combination of the two beams with the same amplitude and delay - superposition is sent to bi - photon detector and transformed into current signals, whose intensity is proportional to the intensity of bi - photon autocorrelation signals
本系統的主要原理是:把入射光分為兩束,讓其中一束光通過一個可調光纖延遲線,再把這兩束具有相同幅度並延時重合的光合路後送進雙光子探測器,該探測器同時吸收兩個光子發生雙光子效應從而產生電流信號,且其大小與雙光子自相關信號的強度成正比。We studied the influence of 2d supersoni c slope flow to the far field intensity distribution of 10. 6um and 1. 315um laser beam when flow is in different inflow mach number
研究了二維超音速繞楔流動在不同馬赫數下的流場時均參數分佈對波長分別為10 . 6 m 、 1 . 315 m的激光束的遠場強度分佈的影響。Particle simulation method is used to investigate the properties of the rco - tat, including the basic physical process of the beam - wave interactions and the dependence of the microwave radiation on the structure parameters, the beam parameters, and the guiding magnetic field intensity and distribution
利用21 / 2維電磁模相對論pic粒子模擬程序研究了rco - tat工作的基本物理過程,並研究了器件的結構參數、束流參數、導引磁場強度和分佈對束波作用和微波輸出的影響。As the intensity of light varies ? by the breaking of a light beam, say, or a decrease in general illumination ? the amount of current generated by the sensor changes
光線強度的變化(例如光束被遮斷或是一般照明的降低) ,會造成偵測器里產生的電流隨著改變。分享友人