A numerical model for steady state analysis and analytical expressions for the AM and FM modulation responses of DFB lasers are presented.
给出了适于分析DF B激光器稳态特性的数值模型和分析振幅及频率调制响应特性的解析模型。
The analytical expressions for the phase and group velocities of the axial optical field, accelerating potential and energy gain etc. are derived and are used to make numerical analysis.
给出了轴上光场的相速度和群速度、加速电位及电子能量增益等的解析表达式，并作了数值计算和分析。
Analytical solutions, numerical results and dimensional analysis are summarized and compared with experimental data in the paper.
对分析解，数值结果和量纲分析进行了归纳并与实验数据进行了比较。
Compared with the analytical results, the numerical results have attained a high precision. The study provides a basis for a theoretical and numerical analysis on defectoscopy.
通过实例计算，将数值解结果与解析解结果进行比较，数值解结果具有较高精度，为工程实际中的无损检测提供了理论和计算分析依据。
Two very pithy and powerful analytical expressions for saturated signal gain and signal output power of fiber optical parametric amplifiers are educed with numerical analysis.
通过数值分析的方法推导出光纤参量放大饱和信号增益和信号输出功率的数学表达式。
It is concerned in wind tunnel test, analytical analysis and numerical simulation.
研究方法有风洞实验、理论分析和数值模拟。
This method conquer the difficulty of the huge numerical computation of the traditional finite element method and an analytical analysis method of stochastic structure analysis is formed.
这样一来克服了传统的有限元数值方法计算量大的困难，确立了随机梁结构分析的一种解析方法。
The thin layer method (TLM) is a semi-analytical and semi-numerical approach for the analysis of elastic wave propagation in stratified media.
薄层法是分析和模拟弹性波在层状介质中传播的一种半解析半数值方法。
The thin layer method(TLM) is a semi-analytical and semi-numerical approach for the analysis of elastic wave propagation in stratified media.
利用结构力学与最优控制的模拟理论，研究弹性波在层状介质中传播的数值计算方法。
The thin layer method(TLM) is a semi-analytical and semi-numerical approach for the analysis of elastic wave propagation in stratified media.
利用结构力学与最优控制的模拟理论，研究弹性波在层状介质中传播的数值计算方法。
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