It is found that the numerical dissipation is second order and the numerical dispersion is third order.
得出该格式的数值耗散为二阶，数值频散为三阶。
The effects of group-velocity mismatch and dispersion, third-order nonlinear phase modulation on pulse shape, spectrum distribution and conversion efficiency of second-harmonic pulse were discussed.
详细讨论了群速度失配、群速度色散和三阶非线性相位调制效应对倍频光脉冲波形、光谱及转换效率的影响。
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