倍增系數 的英文怎麼說

中文拼音 [bèizēngxìshǔ]
倍增系數 英文
multiplication coefficient
  • 倍 : Ⅰ名詞（跟原數相同的量） times Ⅱ形容詞（加倍） double; twice as much
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. In this paper, the time property of its anode and dynode outputs has been studied and compared by using weak cherenkov light, the results show that their time resolution is dependent on the number of the electrons collected at the same conditions

    為了獲得多個倍增極的輸出信號，對其進行了相應的改進，利用弱契倫科夫光，研究了其陽極和倍增極的時間特性，並作了比較，結果表明相同條件下它們的時間分辨與所收集的電子數有很大關系。
  2. With the development of communication system capability, the channels of the dwdm system are geminated and the capability of every channel grows gradually. all of these require the dwdm source output has high precision and stability

    隨著通信系統容量的增加， dwdm系統的通道數成倍增加，每個通道容量也逐步提升，這些都大大增加了對dwdm光源輸出精度和穩定性的要求。
  3. The feasibility and some advantages of employment of sil have been discussed. the numerical aperture are calculated when laser pulse is defocusing. in contrast with traditional microscopy objective, the employment of solid immersion lens can effectively increase the numerical aperture of the recording system ; thereby it can increase the volumetric density and decrease the demand of the incident laser power

    當脈沖聚焦點相對于固體浸沒透鏡底面離焦時，對系統的有效數值孔徑進行了計算，結果表明採用固體浸沒透鏡離焦的方式進行記錄，系統的有效數值孔徑最低可增大到固體浸沒透鏡插入前的折射率倍，其數值孔徑的理論極限值為存儲介質的折射率。
  4. Avalanche multiplication factor

    雪崩倍增系數
  5. This thesis was divided into eight chapters, and the main results and innovations obtained here can be summarized as follows : ( 1 ) the physics model of tsrs in frequency conversion crystals has been built up firstly. based on quantum - mechanical viewpoints and the following physical processes and parameters : the two - photo interaction of light with matter, paraxial diffraction of stokes, langevin noise sources, reflection at the faces and the edges of crystals, gain coefficient, beam aperture, pulse width and fluence of 3, the physics model of tsrs in kdp and kdp crystals acting as high - fluence frequency convector and the paraxial operator maxwell - bloch - langevin equations have been built up

    全文共分八章，取得的主要成果及創新點如下： （ 1 ）首次建立了諧波轉換晶體的tsrs物理模型本文根據量子力學原理，在考慮如下物理過程和參量的基礎上：光與物質的雙光子相互作用； stokes光的傍軸衍射； langevin （郎茲萬）噪聲源；晶體表面反射和端面反射；增益系數、光束口徑、脈寬和三倍頻光能量密度，推導出高通量激光在kdp和kd ~ * p諧波轉換晶體中的tsrs物理模型和空間上的近軸算符maxwell - bloch - langevin方程組。
  6. A new model for the growth stage of surface flashover has been developed according to the experimental results, which is based on the solid band theory. it is suggested that the electron multiplication could be attributed to two processes : one is the secondary electron emission avalanche caused by collisional ionization, the other is the micro - discharge caused by the trap centers of insulator. the trap cente

    電子倍增的過程與材料的表面態直接相關，材料微觀結構的變化和材料的表面處理都能夠導致材料表面態的變化，引起材料的表面二次電子發射系數以及材料中陷階密度和分佈的改變，從而影響了電子倍增的過程，並進一步改變或影響了沿面閃絡的發展過程。
  7. ( 3 ) inbreeding population to the population that the inbreeding coefficient is f, the population information entropy is a increase function when reach equilibrium in random matting system, that is when fix the f, the population have the largest information entropy ; population information entropy large or equal to the gene distribution entropy, less or equal the two time of gene distribution entropy

    （ 3 ）近親繁殖群體證明了近交系數為f的群體在隨機交配下達到平衡的群體信息熵是f的增函數，即f固定時，其值最大；群體信息熵大於等於基因庫信息熵，小於等於基因庫信息熵的兩倍。
  8. A novel parallel - serial type cttfc ( combined two - transistor forward converter ) with coupled inductor is present in this paper, and the performance of three parallel - serial type cttfcs is studied and compared. the performance of cttfc with coupled inductor is similar to the other two cttfcs while coupling coefficient is less than one and the converter working ccm ( continuous current mode ), and input - to - output voltage gain increase one times while coupling coefficient is one

    本文提出了一種耦合電感並?串型雙管正激組合變換器，並對三種並?串型組合變換器的特性作了比較：耦合系數小於1且耦合線圈電流連續時，三種並?串型組合變換器特性相類似：耦合系數為1時，組合變換器輸入輸出電壓增益增大一倍。
  9. If i give skylight multiplier = 1, the multipier of downlighs or any diffusers should be less

    例如我把天光的倍增系數設為1 ，那麼射燈或遮光板的倍增系數就應該小一些。
  10. We presents a detailed studied of the linewidth of parametric light in clbo - opo caused by the linewidth of pumping beam, off axis phase matching, divergence angle of pumping, time above threshold, high gain coefficient of nlo crystal, fluctuate of cavitylength, spontaneous radiation, according to the momentum and energy conversion laws, and the sellmeier equations of the clbo, we calculated curves of the type - i and type - ii compared with the bbo ' s

    根據能量動量守恆關系和clbo的色散方程，詳細分析了由於泵浦光的線寬、泵浦光偏軸泵浦、泵浦光的發散角、泵浦光功率超過參量光振蕩閾值一定倍數、高增益系數、有效腔長波動以及自發輻射引起的參量光線寬，並得到了與bbo晶體在類、類相位匹配下比較的理論曲線。
  11. The main results are as follows : 1 ) it is a obvious effect of wave on the wind drag coefficient. the wind drag coefficient can be add up to 1. 5 times of origin value when we consider the wave effect on the drag coefficient. it also has changed the sea level

    主要成果如下： 1 、波浪對表面拖曳系數的影響是明顯的，特別是在浪大的時候，拖曳系數可以增大到原來的1 . 5倍；拖曳系數的改變也改變了水位場，在a點引起的增水量級值得人們注意。
  12. 2 the design and manufacture of focs instrument system the foundation of commercial fiber optical chemical technique is to manufacture a fiber optical chemical instrument system. an instrument is assembled with xenon light as the source, bifurcate quartz fiber as the carrier for light, high precision photomultiplier tube for the conversion of light signal to electron signal and the 16 - digit multi - channels analog - to - digital card for collection of data

    生產人作者選擇氖燈為光源、設計聚焦系統，以石英分支光纖作為傳輸光信號介質，高精度光電倍增管檢測， 16位多道數據採集卡為a d轉換，採用visualbasic編寫windows平臺操作軟體，菜單提示，窗口人機對話，研製成功單通道光纖化學過程傳感儀器系統。
  13. The prepared sdse modified zirconum meinbrane was tested at the wider range of tcmperaure and pressure and differellt composihons of hydrogen mixturc gases ( i. e. different hydrgen panal pressure ) in order to examine the performance of this membrane and the sole hpermselechvity of the membrane. the results showed tha the purity of the permeated hydrgen is l00 % at the base of the detection greatest lower lanit of the qhle mass spectrometer, and there was no impurity gas passed, the permeating flux and permeability of this membrane are from several decades times to one decade times more higher than tha of a palladum membran in the range of from 593k to 773k, puv = 0. 2 ~ 0. 3mpa, pdn = 4x l04pa - - 0. lmpa, the hydrogen permeatng flux is increased with the difference of the squto root of pressure, and presents a linear relationship, the pressure seems has no influence on the permeablity, the permeabi1ity is decreased with the increasing of the temperature, and presents an exponential relationship, accondng to the fitting curve of the relationship betwen the permeability and the temperatur derived from the experimenta daa, in the range of 593k ~ 773k, pup0. 2 ~ 0. 3mpa, pha = 4 x l0 # pa ~ 0

    在更寬的溫度范圍、壓差范圍內，在不同原料氣組成（即不同的氫氣分壓）條件下，對所制備的鋯表面改性膜進行了滲氫性能實驗，考核了膜對氫的唯一選擇滲透性，結果表明：在四極質譜的檢測下限內，只有氫氣存在，而無雜質氣體通過；在593k 773k溫度范圍內，鋯表面改性選擇滲氫膜具有高於鈀膜數十倍至十幾倍的滲氫流量和滲氫系數；其滲氫流量隨著膜兩側氫分壓平方根摘要差的增大而增大，並且呈線性關系；壓力對膜的滲氫系數幾乎無影響；膜的滲氫系數隨著溫度的升高而下降，井巨呈指數關系：根據對實驗數據所作滲氫系數與溫度關系曲線的擬合，在溫度593k 773k范圍內，壓差p 、 0二0
  14. ( 4 ) applications of digital holography in optical metrology are briefly discussed. we also present the fundamental principles of digital holographic interferometry and the two ways to realize it. and also the difference between digital holographic interferometry and optical holographic interferometry is considered

    （ 4 ）闡述了數字全息干涉術的基本原理和兩種實現方法，討論了其與傳統光學全息干涉術之間的聯系與區別，並根據數字全息術自身的特點，討論了諸如相位倍增因子等提高全息干涉計量精度的方法。
  15. I always start creating lights whose multiplier is the strongest first

    我從來都是從場景中倍增系數最大的燈光開始創建光源。
  16. The 2nd picture shows that the multiplier of skylight is equal or lesser than downlights

    圖2是天光的倍增系數等於或小於射燈的結果。
  17. We adopt double alkali cathodal tube 9789qb, which was made by emi corporation in england, as our photomultiplier, whose spectrum ranges between 300nm to 650nm, with less noise counters and single - photon apices, which make it suitable as a single - photon - counter. the disparted - voltage device is designed in a reasonable way and the cooling system of iquefied nitrogen which makes it small in size, simple in structure, easy in processing, cheap in cost and good in performance

    該管型的光譜范圍在300 650nm ，具有暗計數少，有單光子峰的特點，適于做單光子計數器；本文的光電倍增管分壓器設計合理而冷卻系統採用液氮，該系統體積小、結構簡單、加工便利、成本低廉且性能良好。
  18. Abstract : by taking the thinking method of lanchester combat theory, the thesis analyses the combat effect of accurate - attacking weapons under the support of satellite system and also gives us a better explanation of satellite system ' s force - multiplying function

    文摘:本文採用蘭徹斯特戰斗理論的思想方法，對在衛星系統支援下精確制導武器的戰斗效能的評價，建立數學模型，進行了定量分析，較好地說明了衛星系統力量倍增器的作用。
  19. Women in the study who gained the recommended amount of weight ran four times the risk of having a child who was overweight at age 3, compared to women who gained less than the advised amount

    研究中，與體重增加少於體重建議增加量的孕婦相比，體重按推薦量增加的孕婦的孩子三歲時體重超重的危險系數大於四倍。
  20. In the modern micro - electronics designs, with gates counts and system complexity growing exponentially, function verification will play a more and more important role, and verification will consume more design effort

    在現代微電子設計過程中，隨著門電路數目和系統復雜性以指數倍增，功能測試的作用日益變得重要，人們將在測試上投入更多的人力物力。
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