Based on the FEM of the coupled acoustic-structure system, the acoustic response feature is deduced and performed, the modal superpose method of the acoustic-structure sensitivity is put forward and performed;

• 基于结构-声场耦合系统的有限元法，分析推导了结构-声场耦合系统声学响应的计算方法，用模态叠加法分析推导了响应声压对结构参数的灵敏度； 基于结构-声场耦合系统的有限元法，建立了结构-声学优化的数学模型；