陰影參數 的英文怎麼說
中文拼音 [yīnyǐngshēnshǔ]
陰影參數
英文
shadow parameters-
With the use of finite method we have developed computer simulation software for vacuum microtriodes with wedge - shaped and cone - shaped cathode on the basis of stduying deeply the field emission theory of vacuum microelectronics. the software included field section, grid point numbering, and the calculation of electric currents, transconductance and cathode capacitance, moreover, it can simulate the properties of vacuum microeletronic with variant structures and sizes. the relationship was studied and simulated among electic properties and device structures, sizes and cathode materials etc. the optimized design of vacuum microtiode was proposed
本文在深入研究真空微電子器件場致發射理論的基礎上，根據圓錐形、楔形陰極真空微電子三極體的不同特點，分別建立了物理和數學模型，在考慮空間電荷密度影響的前提下，以有限元法為基礎採用迭代的方法計算出真空微電子三極體內的電勢分佈情況，繪制出了等勢線、電子軌跡線，並得到了器件電學性能隨幾何參數的變化情況。Oxygen diffusion transport and electrochemical reaction in the oxygen cathode of direct methanol fuel cell ( dmfc ) have been expressed with the tffa model. model calculation has been carried out to investigate the effects of structural parameters of the dmfc cathode on the electrode performance, which is respectively represented by the curve of cathode overpotential versus current density. much attention has been paid to parameters including the porosity of the reaction layer, the thickness of the thin - film on the flooded - agglomerate, the radius of the flooded - agglomerate, the volume fraction of the flooded - agglomerates in the reaction layer
本文首先運用tffa模型描述直接甲醇燃料電池（ dmfc ）陰極氧氣的傳遞和電化學反應過程，研究了過電位-電流密度曲線受陰極結構參數變化的影響程度，其中著重考慮了以下幾個參數：催化層的孔隙率，浸漬聚集體薄膜的厚度，浸漬聚集體的半徑，浸漬聚集體在催化層中的體積分數。For the pemfc cathode, besides above the parameters, the effects of the thickness of the reaction layer, the ion conductivity of nafion electrolyte and the electronic conductivity in carbon phase of the reaction layer on the electrode performance have also been investigated
在對pemfc陰極的研究中，除了以上參數以外還考慮了反應層厚度， nafion ~ （ ? ）電解質的離子傳導率以及反應層中碳相傳導率對電極性能的影響。Solar array simulator is programmed in labview to simulate the running condition of satellite ( such as sun angle, shadow time, orbit and so on ). electronic load is programmed in labview to simulate the running condition of satellite load. by data collecting and processing, satellite power engineers can monitor and evaluate working condition of satellite power system
該測試評估系統應用labview軟體對太陽能電池陣列模擬器進行編程，模擬太陽能電池在空間各種狀態下（軌道、光照角、進出陰影等）的情況；對電子負載進行編程，模擬衛星負載的各種變化（平均負載、短期負載和脈沖負載）情況，信號採集和數據處理單元在測試評估系統運行過程中記錄電源系統各組成部分的工作參數，據此對衛星電源系統進行測試和評估。The tffa model calculation has been carried out to investigate the effects of structural parameters of the afc cathode and pemfc cathode on the electrode performance, which is respectively represented by the curve of cathode overpotential versus current density and the curve of cathode potential versus current density
本文運用tffa模型分別考察了afc陰極過電位?電流密度的曲線和pemfc陰極伏安曲線受陰極結構參數變化的影響程度。Tow types of fuel - cell models can be distinguished : microscopic and macroscopic. this paper adopt agglomerate microscopic model to analyze the fuel cell ' s performance. according to the computation, it can be concluded that the performances are determined by the thickness of the electrode, the effective ionic conductivity, the radius of agglomerate and other parameters
對燃料電池單體，建立了微觀的數學模型? ?聚塊模型，用nenmanbandj方法計算熔融碳酸鹽燃料電池陽極和陰極的過電位，分析了各種參數的影響，對電極的制備，提高單電池的性能，有一定的指導意義。Rapid fading and so on. then we introduce the qam schemes of modulation about the design of parameters and constellations of qam and show the result of 8qam and 16qam. afterward we switch to the study of adaptive project, above all, we find that we can alter the parameter of nakagami fading channels to other fadings, and then we study three different adaptive projects
首先，闡述了移動通信中通道的衰落特性，分別分析通道的陰影衰落、慢衰落、快衰落幾種模型；接著對qam的調制原理進行了分析，著重研究了這種調制方式的參數設置以及星座圖的設計，文中示出了8qam和16qam的框圖和波形情況。Shadow map params
陰影貼圖參數The article studies the reflection and radiation light spectrum of the object under the night sky light or with the aid of laser, calculates and analyzes the spectrum matching factor of typical optoelectronic cathode to the common objects and the effect on the light contrast and give the detailed mechanical design of the low light night observing instrument on helmet
摘要本文研究了夜天光照射及激光助視下的景物反射輻射光譜特性，計算並分析了典型光電陰極對常見景物反射的光譜匹配系數及其對照度、對比度等參數的影響，並詳細對頭盔式微光夜視儀進行結構設計。The aim of this paper is to discuss the effects of structure parameters on field emission performance, in order to fabricate excellent field emission cathodes
本文的工作旨在研究探索尖錐場發射陰極中各結構參數對陰極發射性能的影響，以製作出性能優良的場發射陣列陰極。There is another technique i have found using a negative parameter for shadow density to fake an area shadow
我發現的另一個技巧是可以用陰影的負參數來模擬面陰影。This paper presents an algorithm of moving region detection based on chroma, which is able to cope with varying illumination and shadow problems, and refines the detection results with morphology, by marking each moving region in the binary image, the geometrical features parameters such as area, perimeter and form factor can be extracted, which lay the foundation for the analysis and track of moving target
摘要提出了一種基於色度的運動區域檢測演算法，利用像素的色度分量進行檢測，克服了亮度變化和陰影的影響，並利用形態學方法對檢測結果進行后處理，對處理后的運動區域進行標記，提取每個區域的面積、周長、形狀因子等幾何特徵參數，為運動目標後期的分析和跟蹤奠定了基礎。You gain access to other parameters when you activate the ray shado button in the shadow and spot panel ( area light ' s shadow panel )
當你激活陰影和聚光燈面板（區域照明陰影面板）中的射線陰影按鈕時，就可以控制其它參數了。分享友人