acoustic near field
... acoustic mode声学模 acoustic near field近程声场 acoustic nuclear magnetic resonance声核磁共振 ...
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利用波数积分方法仿真计算了该模型在自由场条件下的近程声场，并分析了近场辐射噪声的基本规律。
The sound pressure at near distance under free field was computed by using the wave number integration and the basic characteristics of the radiated noise were analyzes.
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