透射比率 的英文怎麼說

中文拼音 [tòushèbǐlǜ]
透射比率 英文
transmittivity
  • 透 : Ⅰ動詞1 （滲透; 穿透） penetrate; pass [seep] through 2 （暗地裡告訴） tell secretly; let out; lea...
  • 射 : Ⅰ動詞1 （用推力或彈力送出） shoot; fire 2 （液體受到壓力迅速擠出） discharge in a jet 3 （放出） ...
  • 比 : Ⅰ動詞1 （比較; 較量高下、 長短、距離、好壞等） compare; compete; contrast; match; emulate 2 （比...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 比率 : ratio; proportion; rate比率計 ratio meter
  1. By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent

    最後，本文還對絮凝動力學和絮體結構進行了研究，在前人研究的基礎上，針對高分子絮凝黃河泥沙，對絮凝過程作了一些符合試驗條件的假設，建立了顆粒碰撞頻率表達式，應用了顆粒數量平衡方程，從而建立了絮凝過程的動力學生長模型，模型計算結果與試驗數據對比表明，二者趨勢一致，在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙絮凝過程中絮體數量和尺寸分佈的變化過程；對絮體結構的研究中，應用掃描電子顯微鏡和透射電子顯微鏡對絮體進行了觀察，將絮體分為絮粒、絮團和絮網三個不同的生長階段，通過假設顆粒結合位置符西安建築科技大學博士學位論文合正四面體，建立了絮體結構模型，計算得到的模型絮體分形維數基本與試驗中的實際絮體相符，在一定程度上能夠反映高分子絮凝黃河泥沙生成的絮體結構。
  2. E., the carrier frequency of a gaussian beam deviates from the resonant frequency of a fabry - perot etalon ), variations of the peak intensity, the position of the peak intensity and the dwdm systems, has received considerable attention. in this work, after taking into account the wavelength - depended reflectivity distribution profile of a fiber bragg grating, the oscillation wavelength # _ ( 1 ) of long external cavity fiber bragg grat

    與共振情況（即高斯光束的載波頻率與法布里一拍羅濾波器的諧振頻率一致）相比，非共振條件（即高斯光束的載波頻率與法布里一拍羅濾波器的諧振頻率存在偏差）一透射光束的峰值強度、峰值強度所對應的位置、以及光斑的大小隨入射角的變化都發生了顯著的改變。
  3. Compared with current instruments, the setup can decrease disturbance of disorder radiation by using double layer refractive index sample matching vessel, and it can increase collecting and transmitting efficiency of radiation by adopting single mode fiber with gradient refractive index lens. with a low power laser, the sample has a low scathe, and the laser and the measurement system can be integrated conveniently

    與現有的同類型儀器相比，該儀器採用雙層折射率樣品匹配池減少了雜散光的干擾；採用帶梯度折射率透鏡的單模光纖接收、傳輸散射光信號提高了散射光的收集傳輸效率；用低強度的激光避免了對樣品的輻射損傷，同時可以使激光器和系統集成在一起，整個系統小型實用。
  4. After dealing with post heating at the same deposit temperature, the average of transmission and reflectance of the films are smaller than unannealed ones but eopt is enlarged

    相同沉積溫度下制備的薄膜樣品經過不同退火溫度和退火時間處理后，薄膜的平均透過率和平均反射率都比退火前下降，光學能隙變大。
  5. The results indicate that ( a ) before heat treatment, with the increasing of substrate temperatures, content of lower valency ( tij + ) decreases, the stoichiometric proportion of o / ti in all samples is about 2 ; the films have amorphous incompact columnar fiber structure, and with the increasing of substrate temperature, the size of columnar fiber increases ; the films have good hyalescence in visible range and great absorbability at the wavelength of 350nm ; optical constants of the films are calculated from the transmittance spectrums in visible range by mathematical analysis of the orders of interference, the results show that the refractive ind

    研究結果表明， （ a ）熱處理前，隨著基片溫度的增加，薄膜中的低價氧化鈦含量逐漸減少，化學計量比趨于o ti = 2 ；薄膜具有非晶態不緻密的柱狀纖維結構，柱狀纖維的尺寸隨基片溫度的升高而增加;薄膜在可見光范圍內透明，在波長為35onzn時嚴重吸收，利用干涉級次法分析了薄膜的光學常數，結果表明，薄膜的折射率隨基片溫度的升高而增加，根據計算結果得到了tioz薄膜在不同基片溫度下的折射率色散曲線。
  6. In this paper, we have studied the transmission of a plane wave through a 1d quasiperiodic or aperiodic chain by numerical method. moreover the heat conduction for these chains is calculated. it is found that the heat flux j ~ n - 1 ( 0. 5 < < 1 ), and depends on the on - site potentials

    本文首先用數值方法，計算了各種頻率的平面波通過以上幾種典型的一維準周期和非周期鏈的透射系數，並據此研究了這幾種一維準周期和非周期鏈的熱通量j與粒子數n之間的關系，得出j n ~ （ a - 1 ） ， 0 . 5 1 ，與系統中在位勢的大小有關，並與其他系統的結果作了比較。
  7. The dispersion caused from the chromatic aberrations of lens is smaller than that from diffraction effects of it

    與衍射效應產生的色散相比，透鏡本身的折射率色散很小。
  8. As for a space - based cloud radar, the change of the radar reflectivity n and the change of attenuation rate along with the cloud liquid water content have been compared between 37 ghz and 94ghz. the transmittance t of single level cloud for different heights and liquid water content has also been calculated at 2 frequencies. by defining a = n tr, which combines both effects of radar reflectivity and transmittance, we have examined the values of a at 37ghz and 94ghz for high, middle and low cloud liquid water contents

    對空間測雲雷達，討論了37ghz和94ghz這兩個頻率的雷達反射率和衰減系數隨雲液水含量的變化；計算了不同高度的單層雲在不同頻率，不同含水量情況下的雲層透過率_ ；定義a = _來綜合考慮雷達反射率和透過率對空間測雲雷達回波的影響，分析比較了雲含水量高、中、低時37ghz和94ghz的a值大小。
  9. The quartenvave film stack based on one dimensional photonic crystal technology is designed. the measurement of the ir band is relatively mutual while that of mmw band is lack of report. the reflectivity of ir area ( 3 - 5 m ) by fourier transform infrared spectrometer ( ft - ir ) is given, and the experimental data of mmw band in microwave network analysis is also given

    本文給出了直接在傅立葉紅外光譜儀中進行的紅外波段透射率（實際是反射率）測量結果，在毫米波波段，通過自行設計的測試方法與測試系統，給出了在hp8510矢量網路分析儀下測得的未鍍膜、鍍膜樣品的比對測試結果。
  10. On the basis of theory analysis, the average transmitted light intensity ( correspond to dc value ) was determined as characteristic parameter of raw water using photoelectric method for monitoring the fluctuation of transmitted light and photometric dispersion analyzer ( pda ). the dc value was closely related to both particle concentration and surface area of sand clay simultaneously. the experimental results shows that there is an exponential function relation between dc and surface area of sand clay in unit volume water ( sp ) : dc = asbp in which a and b are empirical coefficients. then the formula of macromolecule flocculant dosage is found to be d = f ( dc ) = e ( dc ) f in which e and / are empirical coefficients and the average correlation coefficient equal to 0. 981. so the model of automatical control system of water treatment plant was established using the formula

    應用透光率脈動檢測技術和光散射顆粒粒度分析儀（ pda ） ，通過理論分析，將pda的輸出信號之一? ?平均透光強度（對應于dc值）作為原水的特性表徵參數， dc值可以同時反映顆粒濃度和比表面積因素的影響，試驗結果證明， dc值與單位體積水中泥沙顆粒總表面積s _ p之間具有很好的冪函數關系： dc = cs _ p ~ d ，式中c 、 d為經驗系數，進而得到了以dc值為參數的高分子絮凝劑投藥量公式： d = f （ dc ） = e （ dc ） ~ f ，式中： e 、 f為經驗系數，平均相關系數達0 . 981 ，利用所建立的公式，建立了前饋? ?后饋聯合控制的在線自動投藥模型。
  11. In recent years, al - doped zno ( azo ) thin films has become a hot issue of transparent conductive thin films field and preferred materials instead of ito films not only because of their comparable optical and electrical properties ( high optical transparency in the visible range, low electrical resistivity ) to ito films, but also because of their lower price and higher thermal and chemical stability under the exposure to hydrogen plasma than ito

    近年來，由於al摻雜的zno薄膜（ azo ）具有與ito薄膜相比擬的光電性能（可見光區高透射率和低電阻率） ，又因其價格較低以及在氫等離子體中的高穩定性等優點，已經成為替代昂貴的ito薄膜的首選材料和當前透明導電薄膜領域的研究熱點之一。
  12. This formula shows the change of the light transmission with the continuous change of incident angle and azimuth angle of incident light, and the refractive index of the glue and thickness of the glued layer of the prisms. the effect of wavelength is also studied

    解釋了激光偏光棱鏡的光強透射比隨光線的人射角、方位角、膠合層介質的折射率及膠合層的厚度的變化關系，還討論了人射波長的影響。
  13. The results show that : monte carlo method used to obtain tgs efficiency is feasible and reliable, and is the only practical method of determining detection efficiency in tgs

    表明了用mcnp4b方法刻度tgs探測效率的可行性和可靠性。中國原子能科學研究院博士學位論文2 .關于tgs透射測量問題，它與一般的ct測量相比，在原理上相類似。
  14. The analyses given in this paper to quasi - three - level for 946 nm laser are complete. the relation between 946 nm laser transmission and optimal crystal length has been derived from the rate equations describing the population inversion and the photon density in the laser cavity in the steady - state case. the minimal claims to coating have been given on the base of contrasting 946 nm transmission with 1064 nm transmission in the condition of different cavity losses and how the pump beam radius in the laser crystal and optimal crystal length affect the laser threshold and output power of 946 nm laser has been given as well

    對產生946nm譜線的準三能級結構給出了較為完整的分析，利用激光諧振腔處于穩態時的速率方程，導出了準三能級nd ： yag946nm起振時，透射損耗與最佳激光晶體長度的關系，在與1064nm透射損耗相比較的基礎上，給出了不同的腔損耗情況下的最低鍍膜要求，並且給出了激光閾值、輸出功率和最佳激光晶體長度及泵光光斑大小的關系，這為設計室溫下高效運轉的946nm激光器的提供了理論基礎，這種分析方法對研究此類低增益，準三能級或三能級激光系統輸出特性有借鑒意義。
  15. Tn order to eliminatc the error caused hylight power drift of incident light, we adopt the method of the ration of scattering light to measure the concentration of protein in milk. that is to measure 90 " scattering light intensity and 0 " transmitting light intensity in the light incident plane. the ratio of them is to be used to express measured optical parameter

    由於牛乳蛋白質的測量精度要求很高，為了消除因入射光的光功率漂移而引起的誤差，我們採用散透比法來測量牛乳蛋白質的含量，即在光的入射平面內同時90處的散射光光強is和測量0處的透射光光強it ，用它們的比值來表徵測試牛乳蛋白質含量的光學參量。
  16. The processing parameters of preparing plzt electro - optic films were 400 of substrate temperature, 100w of sputtering power, 1 : 6 ratio of oxygen to nitrogen and 650 of annealing. the processing parameters of preparing sno2 film were room temperature of substrate temperature, 200w of sputtering power, 1 : 2 ratio of oxygen to nitrogen and 600 of the annealing temperature

    制備plzt電光薄膜的最佳工藝參數為:襯底溫度400 ，濺射功率100w ，氧氬比為1 : 6 ，退火溫度為650 ;而制備二氧化錫透明電極的最佳工藝參數為:襯底溫度室溫、濺射功率200w 、氧氬比為1 : 2 、退火溫度為600 。
  17. The paper has five sections include the basic knowledge and the experiment research, systematically analyses the impact of the liquid crystal box ' s position angle on the measuring result of liquid crystal lyot filter and the practical significance of this work. the work of this paper maily includes five sections : ( 1 ) the related theory of the crystal birefringence is systemicly introduced in this paper ; ( 2 ) the theory of the lc voltage - dependent birefringence is introduced ; ( 3 ) no voltage applied, changing curve between the transmission and the liquid crystal box direction is got from experiment ; ( 4 ) voltage applied, changing curve between the transmission and the liquid crystal box direction is got from experiment ; ( 5 ) desired wavelength is extract from changing the direction of liquid box. originality innovation of this paper is that the theory of the lc voltage - dependent birefringence is systemically introduced in this paper especially those related to voltage and direction

    本文主要完成以下幾方面工作： （ 1 ）比較系統地整理了晶體雙折射的有關理論； （ 2 ）簡單介紹了液晶的電控雙折射特性； o ）在未加電壓情況下，研究液晶盒方位角對濾光片透過率曲線的影響；廠）在加交流電壓的情況下，研究液晶盒方位角對濾光片透過率曲線的影響； （ 5 ）利用方位角的調整來提取特定波長的譜線；本論文的創新之處在於比較系統地整理了晶體雙折射的有關理論，特別是與電壓及方向有關的理論，實驗得出了濾光片透過率隨液晶盒方位角變化的關系曲線，並將之運用於v吸器波長的話線朋
  18. Discussing the effect of brine ' s radiation transmission on the thermal performance of the solar pond. comparisons were made among three typical models for radiation transmission, and a numerical simulation was performed to study the effect of the radiation transmission on the temperature profile

    討論了鹽水的輻射透射率對太陽池性能的影響，比較了三種典型的太陽池輻射透射模型，並且分析輻射透射率對溫度場分佈的影響。
  19. According to the theoretical model of light transmission in the grin medium, theoretically demonstrate the feasibility of the novel couimator via the theoretical computation of the collimation of the maxwell fisheye lens and the micro - sphere lens we made. chapter 5. introduce the fabrication process of polymer grin micro - sphere couimator and analyze its effect of collimation

    第五章介紹分別用玻璃和聚合物均勻折射率微球透鏡，以及我們自製的安徽大學碩士畢業論文摘要聚合物grin微球透鏡製作光纖準直器的研製過程，並對其準直性能測量結果進行了比較和分析。
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