high-frequency asymptote
... high-frequency approximation 高频近似 high-frequency asymptote 高频渐近 high-frequency compensation 高频补偿 ...
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高斯束是波动方程在特定射线附近的高频渐近解。
Gaussian beam is the asymptotic solution of wave equation concentred at the central ray.
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在比较的基础上指出了这两种方法各自的优缺点，检验了高频渐近解的准确性。
The comparison between the two methods shows that each of them has its advantages and shortcomings.
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