The propagation characteristics of vibrational energy flow in circular cylindrical shell with finite region of material discontinuity are investigated by wave motion approach.
运用结构振动的波动方法对有限长的材料不连续区域在圆柱壳中的能量流传播特性进行了研究。
SINK: Surface discontinuity, depression or dimple caused by non - uniform material shrinkage.
凹槽：由材料收缩不一致引起的表面中断，下陷，凹洞。
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