采用基于等离子体物理模型的时域有限差分方法模拟了金属薄膜近场成像特性;采用薄膜传输矩阵方法计算了金属薄膜对倏逝波分量的放大作用。
The property of the near field subwavelength imaging in a metal thin-film structure is investigated using finite difference time domain method based on Drude model.
这是因为基于动因的模型包含了可以放大微小影响的反馈机制,例如导致泡沫和崩溃的羊群效应与恐慌。
That is because ABMs contain feedback mechanisms that can amplify small effects, such as the herding and panic that generate bubbles and crashes.
微生物被放大成一个25厘米高的雕刻作品——此为对H1N1病毒的又一表现形式。根据科学模型及照片完成。
Microbiology blown up into a 25cm high sculpture - another rendering of the H1N1 virus created with the help of scientific models and photographs.
由于歼星舰将在《帝国反击战》中大放异彩,因此工业光魔从草图开始重制了模型,这次将其尺寸放大到令人叹为观止的259厘米长。
Since the Star Destroyer would be heavily featured in the Empire Strikes Back, ILM redid the model from scratch, this time bumping up its size to an impressive 259 centimeters in length.
用该模型还对谐振光放大器的噪声进行了分析。
The noise characteristics of a resonant type amplifier are also analyzed.
基于速率方程建立了线性光放大器(loa)的数值模型,模拟了线性光放大器的增益钳制特性。
The numerical model of the linear optical amplifier (LOA) is built based on the rate equations. The gain clamping characteristics of LOA are simulated.
模型放大的方法有翻制法和现场塑造法两种,后者造价低,较为常用。
Model amplification method has turn two kinds of method and field shaping method, which is low cost, is more commonly used.
这个模型在普通的化学放大胶光刻模拟的基础上,添加了溶胀模型和对显影速率随深度变化效应的模拟。
The models are based on usual simulation models for chemically amplified photoresist added with swell model and the model for depth - dependent dissolution rate effect.
用圆柱和放大的叶片做模型,模拟叶片前缘和叶盆凹面的流动。
Cylinder and enlarged blades are used as test models for simulating the leading edge and concave surface of the blade.
反应器数学模型可用于优化操作,指导反应器的设计和放大。
The mathematic model of the reactors can be used to optimize the operation and guidance the design and magnifying of the reactors.
可以用鼓泡床模型来进行动力学过程的放大和设计。
The bubbling bed model can then be used for scale up and design of kinetic processes.
应用所提出的数学模型,对自吸气环流反应器的放大方法进行了讨论。
By applying the proposed mathematical model, the scale-up method of the self-suction reactor was discussed.
讨论了QH-1型扁环填料的数学模型和设计放大,并举例说明了这种填料的工业应用。
The modeling and scale-up of the QH-1 mini rings are discussed and the application of the packings are illustrated.
提出了一种新的设计微波晶体管放大器的电路模型,给出了通用优化设计程序。
This paper presents a new circuit model for designing a microwave transistor amplifier, and gives a general optimum programing.
此外,就放大器输入电路及反馈环节的数学模型进行了误差计算与工作稳定性的分析与评价。
In addition, the mathematical model of the input circuit and the feedback link of the amplifier are analyzed on the error computation and stability evaluation.
设计了一种基于半导体光放大器(SOA)和非线性光学环镜(NOLM)的光脉冲放大与压缩的模型。
A model based on semiconductor optical amplifier (SOA) and nonlinear optical loop mirror (NOLM) is designed for amplification and compression of optical pulse.
提出了应用非线性掺饵光纤放大环镜进行全光波长变换的理论模型。
The theoretical model of all optical wavelength conversion based on an erbium-doped nonlinear amplifying fiber loop mirror is proposed.
基于线性啁啾脉冲的特性,建立了一种描述非均匀加宽系统中宽带啁啾激光脉冲放大的理论计算模型。
Based on the characteristics of linearly chirped pulse, a numerical model for amplification of broadband chirped pulse in the inhomogeneous broadening system has been established.
从速率方程和多层介质膜理论出发,构建了垂直腔半导体光放大器(VCSOA)的动态传输矩阵模型。
Starting from the rate equations and the theory of multilayer dielectric film, a dynamic transfer matrix model of vertical cavity semiconductor optical amplifiers (VCSOAs) was established.
根据波在人工边界的放大效应和在有限离散模型中多次反射的概念在频域内阐明了这一常见的振荡失稳的机制。
Mechanism of the oscillation instability is then illuminated in frequency domain by amplification at the artificial boundary and multi-reflection of wave motion in a finite discrete model.
最后分别模拟放大系统采用黑盒模型和两能级模型,有八个WDM光信号输入时,放大后的光谱图。
Finally, when there were eight WDM optical input signals, using the black box model and two level model respectively, we simulated the amplified optical spectrum.
根据模拟结果,模型放大试验实现了偶联反应和再生反应的有机匹配,基本上达到了污染物的零排放。
According to the simulation results, the scale up test was performed and the proper match was realized for the coupling reaction and regeneration.
由包含弛豫作用的速率方程出发,建立了关于放大器能流密度空间分布最优问题的数学模型。
Based upon the laser rate equations including relaxation between energy levels, the optimum model of a multipass amplifier is constructed.
针对线性光放大器(loa)的结构特点,建立了基于速率方程的模型。
According to structural property of linear optical amplifier (LOA), a model was built using rate equations.
阐述了流量放大器的工作原理,建立了流量放大器的静动态数学模型,并利用计算机进行数字仿真。
The principle behind the flow amplifier is described and the static and dynamic mathematical models is established. On this basis, digital simulation is implemented on a computer.
建立了基于半导体光放大器交叉增益饱和的波长转换的理论模型。
A theoretical model of wavelength conversion based on cross gain saturation in a semiconductor optical amplifier (SOA) has been established.
基于法布里珀罗(F P)腔光束干涉理论,建立垂直腔半导体光放大器(VCSOA)的双稳模型。
Based on the beam interferential theory of Fabry-Perot semiconductor laser, a bistable model of vertical cavity semiconductor optical amplifier (VCSOA) was established.
概述了拉曼光纤放大器(FRA)和掺铒光纤放大器(EDFA)的理论模型,据此计算它们的增益谱。
The theoretical models of Fiber Raman Amplifier (FRA) and Erbium Doped Fiber Amplifier (EDFA) are presented, and their gain spectra are accordingly calculated.
根据理想模型分析,表明负反馈放大器的4种负反馈对放大嚣的4种源增益的影响是不同的。
The analysis of ideal model indicates that 4 negative feedbacks of the negative feedback amplifiers have different effects on 4 gains of the amplifiers.
根据理想模型分析,表明负反馈放大器的4种负反馈对放大嚣的4种源增益的影响是不同的。
The analysis of ideal model indicates that 4 negative feedbacks of the negative feedback amplifiers have different effects on 4 gains of the amplifiers.
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