Analysis and numerical computation have been performed for the reflection of acoustic beam on the solid plate surface of layered structure: liquid solid plate liquid.
采用将有限声束分解为一系列平面波的方法，对有限声束在液体-固体板-液体结构中的声反射问题进行了分析和计算。
The contrastive analysis of modal test and simulation computation show that the finite element model of body-in-white has well represented the vibration characteristics of the original structure.
模态试验和仿真计算的对比分析结果表明，所建立的白车身有限元模型较好地反映了原结构的振动特性。
The computation method of wort kettle and improvement of structure are proposed through the above analysis method.
通过以上的分析计算，提出煮沸设备计算方法，以及结构改进的建议。
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