polarization time 中文意思是什麼

polarization time 解釋
極化時間
  • polarization : n. 1. 兩極分化。2. 【物、天】極化;極化強度。3. 【物理學】偏振(化)。
  • time : n 1 時,時間,時日,歲月。2 時候,時刻;期間;時節,季節;〈常pl 〉時期,年代,時代; 〈the time ...
  1. The piezoelectric constant ( dji ) changes with the polarization time under saturated electric field. the d33 increases rapidly with the polarization time at the initial stages of polarization, and approaches constant after certain time

    在飽和電場( es )下,壓電常數( d33 )隨極化時間( tp )的變化而變化,極化初期d33隨tp的增加而迅速增高;極化一定時間后, d33趨于平緩。
  2. At the same time, on the basis of above results, the stability problem of the polarization of particle self - spin is discussed in irregular magnetic field of accelerator. the discovery that the low degree polarization system is very sensitive to the irregular magnetic field while the high degree polarization system is very stable is found. the irregular fluctuation of the vertical ponderance is complementary to that of the horizontal ponderance due to the self - spin conservation

    同時,在此基礎上,利用su ( 2 )代數動力學方程研究了加速器中帶自旋離子的極化對磁場的含時無規擾動的穩定性問題,發現:低度極化的系統對磁場無規擾動十分敏感,而高度極化的系統對磁場無規擾動十分穩定;自旋守恆導致自旋的縱向分量的無規漲落和橫向分量的無規漲落存在著互補性。
  3. In the research realm of the target identify, an important topic is to minish the laser radar cross section of the space target for target stealth. the laser radar probes a target is based on the target under the laser, the space and time distribute characteristic of the strength ? polarization and phasic of the laser scattering etc. to identify a target

    在目標識別研究領域有一個重要的課題是減小空間目標的激光雷達散射截面便於目標隱身。激光雷達探測目標是根據目標在激光照射下,激光散射的強度、偏振和相位等的空間和時間分佈特徵來識別目標,目標表面粗糙度是影響目標激光散射特性的重要影響因素。
  4. The increasing of single channel capacities and evolution of optical networks topology, from simple point - to - point to intelligent optical networks, call for strict demands to optical filters. in this paper, the crucial technologies of optical filters such as interleaver, optical digital filter, fused biconical taper all - wave coupler as well as polarization - pump combiner have been studied experimentally and theoretically, which include : 1. a new process, cascaded fbt ( fused biconical taper ) with precise control as well as strict interference arm length difference, is proposed for the first time to our knowledge

    單通道速率不斷提高以及網路拓撲由單一的點對點傳輸向可上下載的環網和可動態選擇波長路由的智能型格形光網路演進,對光濾波器的常規性能指標、時域特性和動態可調諧特性提出了更加苛刻的要求,鑒於此,本論文全面研究了全光纖熔錐型奇偶交錯濾波技術、數字光濾波技術、基於g - t全通濾波器的奇偶交錯濾波技術以及熔錐型全波耦合器和偏振泵浦合波器。
  5. In order to eliminate the influences caused by temperature, electrode - polarization and autoeciousness - capacitance, the traditional instrument has added complicated circuits so that it cause such shortcomings as big error, time - retardation and a relatively small scope. through the problems caused by 2 - probe electrode and ac current source, a new measuring circuit based on the excitation of bi - directional voltage pulse and the sensor of 4 - probe electrode is proposed, using single - chip to achieve auto - temperature compensation

    作者在參閱國內外大量相關參考文獻的基礎上,從電導測試技術的原理性研究出發,分析了採用交流激勵源、兩電導電極為傳感器的傳統電導測試系統所面臨的種種問題,提出並研製了一種基於雙極性脈沖電壓激勵、以四電導電極為探頭、運用單片機進行溫度自動補償的新型電導率測量系統。
  6. For the first time, we investigate the effects of the non - polarization layer on the polarization and the dielectric susceptibility of a ferroelectric multilayer

    我們首次研究了無極化雜質層對鐵電多層膜極化和介電極化率的作用。
  7. The casimir energy can be considered as the polarization of the vacuum energy of quantized fields due to the distortion caused by the presence of boundaries, curvature of the space - time manifold or some background fields

    Casimir能量本質上是由於邊界的出現、時空的彎曲或是某些背景場的存在而引起的量子場真空能量。
  8. We explained, for the first time, the detailed rules of electrostatic induction and polarization between electrostatic electrodes and different suspended objects ( conductor, semi - conductor, and dielectric )

    首次正確解釋了靜電極與不同懸浮體(導體、半導體、電介質)之間的靜電感應和靜電極化規律。
  9. And it should be linear polarization in s direction by analyzing the relations between the reflection, absorption loss of optical thin film at oblique incidence and the polarization state, and at this time the brewster window made of very low - absorption material can be used

    通過對斜入射高反射鏡反射率、吸收損耗與光束偏振特性間的關系進行分析,表明諧振腔內的本徵振蕩最好應為s方向的線偏振光,這樣光束輸出窗口還可採用布儒斯特窗。
  10. Through time domain induced polarization method, it is obviously that this copper - gold ore body has a vast scales and a great thickness with a depth of more than two hundred meters

    通過時間域激發極化法測量,表明本區銅金礦體具有規模大,厚度大的特點,走向上向北東和南西兩個方向延伸,深度達200米以上。
  11. It is found that the current amplification coefficient strongly depends on the spin polarization of the electrons injected from the emitter to the base, the spin relaxation time and the width of the base

    自旋晶體管中的電流放大系數主要取決于注入基區的自旋極化電子的極化程度,基區中自旋的馳豫時間及基區的寬度。
  12. On the basis of couple polarization theory, the mathematical expressions of couple potential and corrosion rate of fresh bare metal are inferred, the theory modeling relations of couple potential vs time is corresponding to experimental results

    根據耦合作用理論,獲得了耦合電位、裸露的新鮮金屬腐蝕速率的數學表達式,數學模擬所得的耦合電位與時間的關系,和實驗結果有較好的一致性。
  13. Experimental results showed that the bond strength degraded as the charging current density and the polarization time increased basically

    實驗結果顯示出基本上隨著外加電流密度與通電時間的增加,介面握裹強度的折減就越明顯。
  14. And takes the method of passing electricity in wet environment to carry on the reinforcement corrosion acceleration to the reinforced concrete, and uses the linear polarization method to carry on the test to the polarized resistance and corrosion current density of the steel bar flowed through by electricity at different time, analyzing the rule of the change of the reinforcement corrosion parameters, and test the chloride ion diffusion coefficient to evaluate the impermeability of the concrete

    本文以不同水灰比、不同含氣量、不同引氣劑的鋼筋混凝土為研究對象,採用濕通電法對鋼筋混凝土進行加速銹蝕,同時採用線性極化法對不同通電時間的極化電阻和腐蝕電流密度進行測試,分析銹蝕參數的變化規律,並通過測定cl -擴散系數來評價其抗滲性。
  15. Polarization of income distribution in present time

    我國現階段收入分配製度的理論解釋
  16. In the section 1, we have introduced the background and the recent advance of the flattened gaussian beam ; in the section 2, for the first time, we have calculated the type - i and type - ii shg conversion efficiency and simulated curves versus the crystal length, the pumping light polarization rate, the order of the flattened gaussian beam and the pumped power intensity, we obtain ed that the highest efficiency was influenced by the order and the polarization rate of the pumped flattened gaussian beam

    從三波耦合方程及clbo晶體的光學特性出發,討論了以平頂高斯光束入射時穩態的三波耦合方程的大信號倍頻解(包括類及類相位匹配的倍頻解) 。計算了其在clbo晶體上的倍頻轉換效率與晶體長度,基波偏振分量比,基波階數及泵浦波強度之間的相互影響關系曲線。得出影響平頂高斯光束的最高轉換效率的因素是基波的階數n和泵浦波的偏振分量比d 。
  17. In chapter 4, we design a new conductivity detector for ion chromatography. the square wave is used as stimulating signal and the sampling is triggered by synchronization pulse at suitable time. by using these measures, the effects of doublelayer capacitance and polarization on the measurement are eliminated and the accuracy is improved

    摘要第四章介紹了一種新型的以方波激勵脈沖采樣為原理的二電極電導檢測器,這種電導檢測器採用了方波為激勵信號,在適當時刻用同步脈沖觸發采樣,從而在較大程度上克服雙層電容和極化的影響,且在結構設計上比目前國內常用的五電極電導池簡單。
  18. Through the i 、 q component of ipix radar sea clutter data " s histogram analyses and by skewness and kurtosis computed, it is been shown that sea clutter amplitude is not rayleigh distribution ; through the comparison of amplitude histogram and distributed models with the same parameters, it is been shown that hh polarization clutter is lognormal distribution, whereas vv polarization is k - distribution ; at the same time the correlation function and power spectrum density are been analyzed, at last the correlation compound k - distribution stochastic sequences whose covariance matrix is been given are been generated through sirp algorithm

    文中先介紹了海雜波幅度的有關模型,通過對ipix雷達海雜波數據的i 、 q分量的直方圖以及傾斜度和峰度進行了分析和計算,證明了海雜波幅度不服從瑞利分佈;使用幅度直方圖和相同參數下的各種分佈模型進行比較,得出hh極化符合對數正態分佈,而vv極化服從k -分佈的結論;同時對海雜波的相關函數和功率譜進行了分析,最後使用sirp演算法產生了給定協方差矩陣的相關復合k -分佈隨機序列。
  19. Time domain induced polarization instrument

    時間域激電儀
  20. The lead zirconate titanate ( pzt ) / polymer composite presented large tan5 and dynamic modulus when the composites were exposed to higher polarization voltage and longer polarization time, because of the uniform dispersion of ceramic in polymer matrix and the strong interaction between grain and polymer. the morphology of the composites, namely the degree of the grains dispersion in polymer, can be observed through scanning electric microscope ( sem )

    顆粒結構性高的壓電陶瓷,其復合體系內耗大;在高極化電壓、長極化時間下,壓電陶瓷顆粒在聚合物中分散比較均勻,與聚合物接觸面大,相互間作用強;在外力作用時,體系tanb 、 g , , g ?呈現大的值。
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