Numerical analysis and active control of underwater structural acoustic radiation and transmission are very important for achieving quiet submerged structures.
水下结构声辐射和声传输的数值分析和主动控制研究，具有重要的理论意义和应用前景。
This method can be put into practice easily. The analysis result is of guidance value to acoustic structural design of sonar platform area, choice and collocation of acoustic viscoelastics layer.
本方法比较实用，分析结果对平台区结构声学设计、声学材料选型和布置形式具有指导作用。
In this paper, a structural-acoustic model of a model tractor cab for finite element analysis was established, and the acoustic modal and the coupled structural-acoustic modal were analyzed.
该文以一拖拉机驾驶室模型为研究对象，建立了其声振耦合的有限元分析模型，计算了该驾驶室模型的声学模态和声振耦合模态。
应用推荐