参量

The effect on periodic band gap of unmagnetized plasma is analyzed by its periodic structures and parameters of plasma.The electromagnetic propagation process of a Gaussian pulse through an unmagnetized plasma photonic crystal is investigated.

用时域有限差分法（Finite-Different Time-Domain，FDTD）中的电流密度卷积（Current Density Convolution，JEC）算法讨论了一维非磁化等离子体光子晶体的禁带周期特性，分析了非磁化等离子光子晶体的周期结构和等离子体参量对其禁带周期的影响。

Theoretical calculation shows optimum thickness of AgI film for simultaneous low-loss delivery of green and infrared laser light.

分析了绿色导航光和红外激光同时低损耗传输的光纤结构参量。

The equations of the orbital parameters are used to calculate the evolution of the orbital parameters and amount of accreted matter to the Ba stars.The effect of the parameters on the contamination factor are dis cussed.

在此基础上计算了Ba星系统在星风吸积过程中吸积的物质量和轨道参量的变化，并讨论了影响Ba星污染因子的因素。

Extinction Tomography technique is a new Process tomography technique which is presented and developed recently. It amalgamates the optical measurement technology and the theory of image reconstruction from projection, reconstructs the some parameters distribution of measured field through the modulated effect of measured matter to the light.

消光层析成像技术是近年来提出和发展起来的一种新型的计算机层析成像(Computed Tomography，CT)技术，它将光学测量技术与由投影重建图像的理论相融合，通过检测物质对光的调制效应来重建被测参量场的某些特性分布及参数。

Astract Extinction Tomography technique is a new Process tomography technique which is presented and developed recently. It amalgamates the optical measurement technology and the theory of image reconstruction from projection, reconstructs the some parameters distribution of measured field through the modulated effect of measured matter to the light.

消光层析成像技术是近年来提出和发展起来的一种新型的计算机层析成像(Computed Tomography，CT)技术，它将光学测量技术与由投影重建图像的理论相融合，通过检测物质对光的调制效应来重建被测参量场的某些特性分布及参数。

The nonlinear is incarnated when the ball is rolling respectively on three concaves. The track driven by motor is in simple harmonic vibration, and the frequency and amplitude of simple harmonic vibration of the track can be considered as adjusting parameters.

以滚球在3个凹形槽上的受力体现作用的非线性，导轨由电机推动作简谐振动，滚球在导轨上作受迫振动，可以把导轨作简谐振动的频率或振幅作为调整参量。

Multicenter Growth simulation get two results, fractal and conglobating growths, and meanwhile we get some parameters, such as island's number and island's average size.

多中心生长的模拟分为分形和团状生长两种情况，软件同时得到了它们的团簇数和平均大小等参量。

Also,the feasibility of demodulating frequency of low-frequency liquid surface wave from the spectrum was evaluated with Bessel functions.

结果表明，能够实时准确探测10Hz～40Hz的液体表面波参量，该方法为低频液体表面波的探测提供了新思路。

By changing values of these parameters,the diffracted and transmitted waveforms could be controlled to satisfy our desires.

通过调整这些参量的数值，可以获得需要的脉冲形状。

Analytical expressions for the spatial and spectral profiles of the transmitted and diffracted beams are obtained.

讨论了体光栅的结构参量对衍射光束的空间和频谱强度分布以及衍射效率的影响。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。