時間衰減 的英文怎麼說

中文拼音 [shíjiānshuāijiǎn]
時間衰減 英文
time decay
  • 時 : shí］Ⅰ名1 （比較長的一段時間）time; times; days:當時at that time; in those days; 古時 ancient tim...
  • 間 : 間Ⅰ名詞1 （中間） between; among 2 （一定的空間或時間里） with a definite time or space 3 （一間...
  • 衰 : 衰動詞（衰弱） decline; wane
  • 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
  • 衰減 : attenuation; decay; damping; reduction; rejection; weakening; deamplification; dampening; dying o...
  1. Time grew, the adjustment that can bring about pallium again the function is disorder, parasympathetic nerve centre is met " seize the opportunity " come out from the disengagement below the control of pallium, stimulant increase, the alvine path exercise that gets it to control is accelerated, patient occurrence diarrhoea ; this nerve excitement is too long, but because of " fatigue " and ebb gradually and turn to restrain, alvine path muscle also comes down flabbily slowly, peristalsis is abate, the result causes constipation again

    時間長了，又可導致大腦皮層的調節功能紊亂，副交感神經中樞便會「乘機」從大腦皮層的控制下解脫出來，興奮性增強，受它支配的腸道運動加快，病人出現腹瀉；該神經興奮過久，可因「疲憊」而逐漸衰退並轉為抑制，腸道肌肉也就慢慢地鬆弛下來，蠕動減弱，結果又引起便秘。
  2. The decay of the external scalar - field of a black hole is studied in the third chapter, i. e., the physical mechanism of the decay of neutral scalar - field in the gravitational collapse, and the physical mechanism of the decay of charged massive scalar - field in the gravitational collapse

    第三章主要研究無質量標量場在黑洞外部的衰減，即無質量中性場在引力塌縮中隨時間衰減的物理機制和無質量荷電標量場衰減的物理機制。
  3. The product is produced according to general standard. as inoculant alloy in cast iron, deoxidizer in steel - smelting, the product is used widely in steel industry. it has unique and special function on a long time of anti - declining, reducing gasholes of cast material and improving processing function

    以硅為基礎的硅鍶合金按通用標準生產，作為高牌號灰鑄鐵的孕育劑，煉鋼中的脫氧劑，合金劑而廣泛應用於鋼鐵工業之中，作為孕育劑在抗衰退時間長，減白口能力強，減少鑄件氣孔，改善加工性能方面均有著獨特的作用。
  4. The hyperbolic conservation laws with relaxation appear in many physical systems such as nonequilibrium gas dynamics, flood flow with friction, magnetohydrodynamics, etc. firstly, the thesis proves that there exists a unique global smooth solution for the cauthy problem to the hyperbolic conservation laws system with relaxation ; secondly, in the large time station, the thesis proves that the global smooth solutions of the hyperbolic conservation laws system with relaxation converge to rarefaction waves solution at a determined l ( p > 2 ) decay rate

    帶鬆弛項的雙曲型守恆律組出現在諸多的物理系統中。例如，非平衡態的氣體動力學、帶摩擦的水流、磁動力學等。本文首先證明，帶鬆弛項的雙曲型守恆律組的柯西問題的整體光滑解的存在唯一性；其二，證明了帶鬆弛項的雙曲型守恆律組的解與相應的平衡態守恆律的稀疏波解在大時間狀態下的l ~ p衰減率。
  5. This product has obtained gold medals tourism handicraft competition and the titles of consumer ' s trusted products many times. it can get through the blood vessels, stimulate the menstrual flow, strong then the internal organs function, regulate sleep, and delay old and feeble

    長時間穿可打通血脈通徑疏絡，調解人體平衡，增強腎、肝、肺臟功能，改善睡眠，延緩衰老，減肥效果明顯，對足指麻木、關節寒腿、胃寒、胃炎、高血壓、肥胖癥等多種疾病的預防和治療均有獨特的療效。
  6. There is great change of negative current component when it happens the line - open fault. it is marked as the occurrence of the fault. and it can be concluded the phase characteristic of negative current in the line. in the transient course, there are plenty of harmonics in the fault line. through the transient analysis, it is drawed that the amplitude of each harmonic in fault phase is greater than other phases. harmonic current in fault line is far greater than other normal lines

    發生斷線故障以後，線路中會出現負序電流的突變，可以作為故障啟動判斷的標志，並且通過分析得出了故障時負序基波電流的相位特點。在故障暫態過程中，故障電流中含有大量豐富的諧波成分，各次諧波在故障期間有突變，並且衰減很快。
  7. So in fact, if they senesce just a tiny tiny bit over time - - that is, if their half - life gets shorter, very very slowly - - we wouldn ' t actually be able to tell that this was happening in the time that we took our measurements, because the acceleration in the rate of atoms decaying ( relative, of course, to the number that had not decayed already, which is always decreasing ) would be too tiny to be statistically detectable

    所以在事實上，如果它們隨時間衰老得只那麼一點點， ?就是說，如果它們的半衰期縮短得非常慢?那麼我們實際上不可能知道，在我們測量期間發生過衰減，因為原子衰減的速率加速得太小，統計學上檢測不出（當然，是相對于不曾衰減的數目而言，不曾衰減的原子數目總是在減少） 。
  8. A new method for measuring the vibration of shadow mask without touch by detecting the light density with reflection type optical fiber sensor is presented. the measurement system based on the new method is designed to make the vibration measurement easier working, faster calculating, and get more precise results. it is an important measurement and analysis tool to improve the performance of shadow mask and display quality of cpt

    本文提出了基於單光纖光強度反射法的非接觸式微振動測量系統的原理，並設計製造了該測試系統，探索出了簡單方便可靠的測量方法，能夠準確客觀地反映蔭罩振動的各項參數（各振動模的振動頻率、振幅、衰減時間） ，實現了測試裝置的簡便化和測試過程的自動化，為cpt張緊式蔭罩系統的性能改進與顯示質量的提高提供了有效的測試分析手段。
  9. And the impact of processing conditions on the electrochemical performance of the porous sn - cu alloys was investigated. results showed that it was good to add more verdigris and to make the annealing time longer for improving the performance. however, the problem of capacity fading can not be solved completely by this method

    並對制備合金材料過程中所添加物質的種類和比例、燒結時間等工藝參數對合金的性能的影響進行了分析，發現添加堿式碳酸銅，並且增大添加比例以及延長燒結時間對電極材料的循環壽命有利，但是不能根本解決容量衰減的問題。
  10. Optical attenuation, widely applied in many fields, can be adopted to acquire single - photon sequence that is foundational in quantum key distribution. we obtain single - photon sequence by precisely controlled optical power distribution along outlets of manifold consist of beam splitter instead of the attenuation by time sequence due to loss

    用線性分束耦合器形成多個輸出口，將光強的時序衰減變為光強沿輸出口的空間分佈，研製出了量子保密通信用的精密控制的強衰減器，實現了對光子數的精密控制。
  11. We define the recombination time of excess electrons in p field as the minority carrier lifetime. in theory, we developed the equation between excess minority carriers lifetime and the open - circuit voltage decay ; moreover, the effect of capacitance to general open - circuit voltage is also investigated. both different efficiency solar cells are measured by the method and showed the relations between the minority carrier lifetime and the performance of solar cells, which provides great useful guidelines for fabricating high - efficiency silicon solar cell in industry

    根據太陽電池的工作原理，詳細地論述了用脈沖光源照射n / p結太陽電池時光電壓的產生，理論上給出了注入p區的電子復合帶來的開路電壓與少子壽命的關系，也研究了n / p結勢壘電容放電對開路電壓衰減的影響關系，推導了利用開路電壓隨時間衰減的關系來測量少數載流子壽命的理論公式。
  12. Chapter two introduces the theory of optical cavity decay time method

    第二章介紹了時間衰減法測量無源諧振腔總損耗的原理。
  13. The long - time decay behavior of solutions of one dimensional 4th - order degenerate parabolic equation is studied by using the entropy function and energy estimate method

    摘要利用熵函數並結合能量估計，研究了一維四階退化拋物方程解隨時間衰減的行為。
  14. Firstly, the equilibrium solution is global asymptotic stability and exponential stability on l2 [ 0, l ] under neumann and dirichlet boundary control conditions, control inputs for choosing the boundary control is bounded in lx, the equilibrium solutions decay to zero and integrating the solution square in [ 0, 1 ], it decays to zero exponentially, by using nonlinear boundary control conditions and input feedback control method

    首先，採用非線性邊界條件輸入反饋控制方法，研究得到該類方程在neumann和dirichlet邊界控制條件下的平衡解在l _ 2 [ 0 ， 1 ]上是全局漸近穩定和指數穩定的、在所選邊界控制下控制輸入是l _有界的、平衡解隨時間衰減到零以及平衡解的平方在[ 0 ， 1 ]上的積分按指數方式衰減到零。
  15. The work including : ( 1 ) svm based auto detection and segmentation of left ventricle mri image the aim of the segmentation of the left ventricle mri image is to find out the inner and the outer contour of the left ventricle, while for that the structure of the heart is very complex, meantime the tag lines may also decay, the contrast of the object and the background will also descend, which still make the segmentation more difficult

    同時，對核空間方法在圖像處理領域的幾種應用進行了論述。本文工作包括： （ 1 ）設計基於svm的mri左心室圖像的自動檢測及分割過程心臟mri圖像分割的目的是為了找出mri圖像中左心室的內外輪廓，但是由於心臟的解剖結構非常復雜，再加上標記線會隨時間衰減，目標和背景的對比度會下降，這使得圖像的自動分割更加困難。
  16. Time dilution of precision tdop

    精度時間衰減
  17. The resonant box effect is the most important. in chapter five, we use the experimental setup constructed and the cavity decay time method to measure the total loss of a passive resonant cavity, and analyse the experimental data in very detail. we conclude that, in present experimental conditions it is the uniformity and stability of laser mirror to confine the precision and repeatability of experimental results

    第五章在建立起了連續光波時間衰減法測量裝置的基礎上，進行了無源諧振腔總損耗的測量，仔細分析了實驗過程中的誤差因素，並指出在目前的實驗條件下限制測量精度和重復性的主要原因是激光鏡片的均勻性和穩定性不理想。
  18. Due to the influence of the corrosive agents in the outer environment, the resistance and dynamic reliability of the chemical structures declined with time very fast. and it is difficult for the chemical structures that with the normal design reliability level to fulfil their structural functions. on the condition that the design service life is confirmed, the design reliability level of the chemical structures should include the corrosive environment and its effect on the structures. based on agents ' corrosiveness fuzzy classification, this paper suggests a practical method on design reliability level decision - making of the industrial structures, which is very useful for the anti - corrosion design of the industrial structures

    化工結構由於受到外部腐蝕性介質環境的影響，其承載能力及動態可靠度水平隨使用時間衰減過快，按照普通結構設計可靠度水平設計的工業建築常難以順利完成設計使用功能.因此，在設計基準期預先確定條件下，化工結構的設計可靠度水平應綜合考慮腐蝕性環境及其對建築結構的影響特點來決策.根據介質腐蝕性模糊分級，提出了工業建築設計可靠度水平的一種實用決策方法
  19. In this paper the injection dispersion in an oscillatory flow mixer has been studied by using the flow visualization technique with a solution of blue dye as the tracer. the process of injection dispersion was monitored with a digital camera connecting to a computer that treated the video data stream synchronously to obtain the attenuation curve of relative deviation of the flow image ' s gray scale values

    實驗採用以藍色有機染料為示蹤劑的流動顯形技術，由攝像頭實時攝取注入分散過程的動態圖像，計算機同步分析視頻流數據，從而以在線監測的方式獲得流場圖像的灰度相對方差隨時間衰減的曲線。
  20. They found two events showing the shortening of pulsating cycle and decaying of radiations intensity. the signatures matched theories of what scientists would predict to see. when matter is falling so close to the event horizon, it will be circling the black hole with increasing speed and its light will rapidly dim as it is stretched by gravity to ever - longer wavelengths

    研究人員分析了極大量來自緻密天體天鵝座xr - 1的紫外線輻射，發現其中兩組數據顯示，輻射脈沖的周期隨時間縮短，而其強度則隨時間衰減至消失，這現象與一些物質在接近黑洞視界時繞著黑洞急促旋轉，放出的輻射因為重力紅移而衰減的情況相符。
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