It is theoretically shown that the application of high-order difference method in structure and velocity images decreases frequency dispersion error, but improves effect and accuracy of computation...
理论分析表明，在构造与波速成像中采用高阶差分方法，可以减小频散误差、提高计算效率与计算精度、获得满意的效果。
This paper focuses on the perturbation which takes the sine form. The effect of amplitude, frequency, wave number, and initial phase difference on the propagation of optical soliton is investigated.
重点讨论了扰动是正弦函数形式时，耦合强度、频率、波数、初始相位差对光孤子传播的影响。
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