倍频双频
Double frequency double frequency
以上为机器翻译结果，长、整句建议使用 人工翻译 。
数值计算模拟了边界层对成倍频关系的双频扰动波的吸收问题。
The numerical simulation was made on the receptivity of boundary layer to two disturbance waves which frequencies are of double multiple relation.
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