The numerical results from US FDTD method are consistent with that from conventional FDTD method. Additionally, with the increase of time step size, US FDTD method is stable and convergent.
数值结果表明相同条件下us FDTD方法与传统FDTD方法的计算精度是相同的，而且在增大时间步长时us FDTD方法是稳定的和收敛的。
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