transmission coefficient 中文意思是什麼

transmission coefficient 解釋
傳遞效率
  • transmission : n 遞送;傳遞;傳達;傳染;移轉;【機械工程】傳動;傳遞;變速器;聯動機件;【無線電】傳送;發射;...
  • coefficient : adj. 共同作用的。n. 1. 共同作用;協同因素。2. 【數,物】系數,率;程度。
  1. Study of static inductivity and complex transmission coefficient of coal

    煤靜態介電常數和復傳輸系數的研究
  2. With experiments and theoretical analyzing, we find when the heat discharge is smaller than the entrainment limited, what influences the ability of heat - transmitting of work quality is the quantity of injection and dry limit fluid inventory, the optimum quantity of injection of the three working fluid is 8 ~ 14g ; and the delivering factor that transmission coefficient is determined by capillary limit, not the heat transmission ability of the thermal syphon. therefore, among the three working fluid, acetone is the best. low wind - speed has the obvious function in heat transmission of the thermal syphon

    本文通過實驗研究和理論分析,認為在熱流量小於攜帶極限時,影響工質傳熱能力的是cpu重力熱管的充液量和其乾涸極限,此次所實驗的三種工質,最佳充液量應當在8g ~ 14g ;傳輸因素主要決定普通熱管的毛細極限,而不是重力熱管傳熱能力的決定因素;三種工質中的最佳工質是丙酮;小風速時風速的變化對cpu重力熱管的傳熱有明顯的作用,但在風速大於1m / s以後,風速增加對于cpu重力熱管的傳熱能力的增加效果減緩。
  3. Industrial packagings. flexible and heat sealing protection materials. polyethylene based monolayer material having a water vapour transmission coefficient of 1 g m2 24 inferior or equal p inferior or equal 4 g m2 24 h

    工業包裝.撓性熱密封防護材料.水蒸汽透過系數為1g m2 . 24h p 4g m2 . 24h的聚乙烯基單層材料
  4. So, in order to discover essential properties, the paper focuses on deep study upon the wave forces over submerged dyke and transmission coefficient considering the band protecting and silt promoting project in shengli oilfiled, which may be used for real engineer

    本文以潛堤為研究對象,通過物理模型試驗的方法,分別研究了在規則波作用下潛堤的波力特性和透射特性。
  5. In the test of transmission coefficient property, semi - circle type, rectangle type, trapezoid type and concave type dyke are studied. research study is on the effect of relative water depth over the dyke to the transmission coefficient of the four different types dyke, and the comparison is done. finally, the experimental formula is given to the transmission coefficient, which are compared with the present formulae

    在潛堤透射特性的研究中,選取半圓型、矩型、梯型和槽型潛堤作為研究對象,在分析各個影響因素對潛堤透射影響的基礎上,選取最主要的影響因素,即相對堤頂水深作為研究的重點,分析研究了堤頂相對水深對四種結構型式潛堤透射系數的影響,比較分析了四種結構型式潛堤透射特性,在此基礎上,總結了計算潛堤透射系數的經驗公式,並與已存在的計算公式進行了對比,最後對潛堤的促淤效果進行了評估。
  6. Through the physical model experiment, the wave forces over submerged dyke and transmission coefficient are analyzed under the action of regular wave. in the test of wave forces, the rectangle - type submerged dyke is used as research object, and when analyzing the total wave forces, the effect of water depth before the dyke and that of the wave parameters is considered. based on the test, through the methods of multi - element linear regression, experimental formulae are given to calculate maximum total wave forces in horizontal direction, its relative vertical wave forces and maximum wave forces before and after the dyke, which are compared with the present formulae

    在潛堤波力的研究中,選取矩型潛堤作為研究對象,在分析各個影響因素對潛堤波力影響的基礎上,選取兩個最主要的影響因素,即相對波高和相對水深作為研究重點,在物理模型試驗結果的基礎上,定性地研究分析了潛堤所受的總波力隨相對波高和相對水深的變化規律,並在此基礎上,利用多元線性回歸的方法,分別給出了在本文試驗條件下計算潛堤最大水平總波力及其相對應的垂向總波力的經驗公式以及計算堤前堤后最大總波力的經驗公式,並與已存在的計算公式進行了對比。
  7. Based on unsymmetrical heat environment, boresight error, boresight error slope and transmission coefficient of a specific shape radome have been calculated with indirect ray method

    在不對稱熱環境的基礎上,採用間接射線法計算天線罩瞄準誤差、瞄準誤差斜率及功率傳輸系數。
  8. We have investigated transport properties of electrons in magnetic quantum structures under an applied constant electric field. the transmission coefficient and current density have been calculated for electron tunneling through structures consisting of identical magnetic barriers and magnetic wells and structures consisting of unidentical magnetic barriers and magnetic wells. it is shown that the transmission coefficient of electrons in a wider nonresonance energy region is enhanced under an applied electric field. the resonance is suppressed for electron tunneling through double - barrier magnetic ( dbm ) structures arranged with identical magnetic barriers and magnetic wells. incomplete resonance at zero bias is changed to complete resonance at proper bias for electron tunneling through dbm structures arranged with different magnetic barriers and magnetic wells. the results also indicate that there exist negative conductivity and noticeable size effect in dbm structures

    對磁量子結構中電子在外加恆定電場下的輸運性質進行了研究.分別計算了電子隧穿相同磁壘磁阱和不同磁壘磁阱構成的兩種磁量子結構的傳輸概率和電流密度.計算結果表明,在相當寬廣的非共振電子入射能區,外加電場下電子的傳輸概率比無電場時增加.對于電子隧穿相同磁壘磁阱構成的雙磁壘結構,共振減弱;對于電子隧穿不同磁壘磁阱構成的雙磁壘結構,無電場作用時的非完全共振在適當的偏置電壓下轉化為完全共振,這時的電子可實現理想的共振隧穿.研究同時表明,磁量子結構中存在著顯著的量子尺寸效應和負微分電導
  9. This paper applies transfer matrix method to calculate transmission coefficient of one - dimensional dual photonic crystal numerically simulating the effects of many factors on the transmission spectrum of one - dimensional dual photonic crystal

    摘要用傳輸矩陣方法研究了一維二元光子晶體在可見光區的透射特性,數值模擬多種因素對一維二元光子晶體的透射譜的影響。
  10. Abstract : from the equilibrium and continuity conditions of wave impedance boundary of stress wave and velocity, wave, the paper derives the expressions of reflection coefficient and transmission coefficient of stress wave and velocity wave, further, discusses the characteristics of f - v curves at different impedance ratio, and analyzes the application of these characteristics to ascertain the defects of pile and soil resistance distribution around pile by practical engineering examples

    文摘:該文從力波及速度波在波阻抗界面的平衡及連續條件,推導了力波、速度波的反射系數、透射系數表達式,進而討論在不同阻抗比時的f ? v曲線特徵,並引用幾個工程實例對應用這些特徵判定樁身缺陷及樁周土的阻力分佈進行了分析。
  11. Based on the sound wave transferring theory of infinite elastic and viscoelastic materials with the method of transferring matrix, the formulas of transmission coefficient and the level of sound insulation are gained, which consider shearing strength in the rubber, and the sound insulation properties of compound structures are discussed in condition of oblique incidence

    摘要基於無限大彈性體和粘彈性體的波傳遞理論,採用傳遞矩陣的方法,對斜入射情況下的透射系數和隔聲量進行了理論推導,考慮了聲波在橡膠中傳播所產生的剪切力,並就單層復合結構的隔聲性能進行了詳細的研究,進而也分析了多層復合結構的隔聲性能。
  12. In order to acquire a precise transmission coefficient, the optical model is used in this model to get a set of optimum neutron potential parameters

    由於向分離能級粒子發射率需要準確的穿透因子,因而光學模型被用於這一理論中以便獲得一組合適的中子光學勢。
  13. In this paper, first, the study of the distribution of electromagnetic field, energy, power, reflection coefficient and transmission coefficient in waveguide with piecewise different dielectric constants are studied. then, the behavior of propagation of am signal and gauss pulse signal through the waveguide are simulated by magic code , and the plots of electromagnetic field, energy, ponyting vector and their spectrums at different time and different position are obtained. and, the group velocity and energy velocity of wave packet through barrier are calculated

    從90年代開始, emig和martin 、 landauer等人研究了分段填充不同介質的波導中的電磁脈沖的傳播。在本論文中,作者首先推導出分段填充不同介質的波導中的電磁場分佈、能量、傳輸功率以及反射系數和傳輸系數的表達式,然後,採用magic程序模擬了這種波導結構中電磁波的傳播情況,得到了在不同時刻和不同位置處的電磁場分布圖、能量圖、坡印廷矢量圖以及它們的頻譜圖,並由模擬結果計算了波包穿越勢壘的群速和能量速度。
  14. In this paper, first, 1 made a study of the distribution of electromagnetic field, energy, power, reflection coefficient and transmission coefficient in waveguide with piecewise different dielectric constants. then, i simulated the behavior of propagation of am signal and gauss pulse signal through the waveguide by magic code, and gave the plots of electromagnetic field, energy, ponyting vector and their spectrums at different time and different position

    在本論文中,作者首先推導出分段填充不同介質的波導中的電磁場分佈、能量、傳輸功率以及反射系數和傳輸系數的表達式。然後,採用magic程序模擬了這種結構的波導中的電磁場的傳播情況,得到了在不同時刻和不同位置處的電磁場分布圖、能量圖、坡印廷矢量圖以及它們的頻譜圖。
  15. Acoustical transmission coefficient

    聲透射系數
  16. Different resolution pixels have a series of transmission coefficient, according to this, feature of biological specimen, we device a protein model with several differnt high steps

    摘要按照生物樣品分辨單元具有多種透過率的特點,設計了一個多襯度的臺階狀蛋白質模型,根據曝光量與襯度,信噪比,抗蝕膜性能的關系,確定了曝光量。
  17. The theoretical analysis of large cryocondensation pump for nbi was mainly concerned. this paper emphasized on analyzing and calculating the heat load of cryocondensation pump, simulating thermal transmission coefficient and molecule transmission coefficient of radiation baffle according to monte carlo method, analyzing the process on cryo - surface and the factor of affecting pumping speed and hydrogen layer thickness of influencing cryo - parameter, etc. finally by verifying the pumping speed on large cryocondensation pump for neutral beam injection system, the pumping speed of 4. 0x105l / s ( for h2 ) was proven to be reasonable

    本文首先介紹了中性束注入系統的國內外發展狀況,闡述了中科院等離子體所ht - 7中性束注入系統的構成,主要對用於中性束注入系統的大型低溫冷凝泵的特性進行了理論分析;對冷凝抽氣面的熱負載進行了分析計算;用蒙特卡羅法對輻射擋板的分子傳輸幾率與熱傳輸幾率進行了模擬計算;研究了低溫表面的處理方法對抽速的影響以及氫層厚度對各低溫參數的影響;最後對用於中性束注入系統的大型低溫冷凝泵的抽速進行了驗證,得出的結論是:選取40萬升秒的抽速是合理的。
  18. Sound transmission coefficient

    聲透射系數
  19. Transmission coefficient of electron tunneling through rectangular barrier has been calculated based on the exact solution of the one - dimensional time - independent schr ? dinger equation with the transfer matrix method ; furthermore, the dependence of the transmission coefficient on the effective masses and parameters of rectangular barrier also has been studied

    摘要利用傳遞矩陣方法精確計算了一維定態薛定諤方程,求解出電子穿過矩形勢壘的透射系數,進一步研究了該透射系數與有效質量和矩形勢壘參數的關系。
  20. The comparing between amplitude characteristic equations deduced in this paper and the existed approximate expressions of the reflection and transmission coefficient in ti media and ava modeling has been done for different synthetic data and different theory model

    同時將本文建立的方程與現有的幾種計算橫向各向同性介質中反射、透射系數的近似公式進行了比較,對不同的理論模型和不同的地層條件進行了多波ava正演。
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