The research shows that the three-dimensional acoustic boundary clement model is an efficient and highly accurate method of sound field analysis of reactive mufflers.
研究结果表明，三维声学边界元模型是抗性结构消声器声场分析的有效方法并具有较高精度。
A submerged buoy system for ocean vector sound field measurement is designed with the three-dimensional vector sensor as a core.
以三维矢量传感器为核心，构建海洋矢量声场观测潜标系统。
A submerged buoy system for ocean vector sound field measurement is designed with the three-dimensional vector sensor as a core.
以三维矢量传感器为核心，构建海洋矢量声场观测潜标系统。
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