海面与海底构成了声源浅海海域波导场的声传播环境。
Sea surface and bottom constituted sound propagation environment of the neritic acoustic duct field.
在浅海环境中，海底散射是影响主动声纳性能的最主要因素之一。
In the littoral environment, the bottom scattering is one of the most important factors for limiting the performance of active sonar.
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