The submarine structure is simplified to single or double infinite cylindrical shell stiffened with rings, bulkheads and stringers, focusing on underwater sound radiation from the single shell.

• 本文在研究潜艇结构在水下的总体振动和声辐射特性时，将其简化为加筋(环肋、舱壁和纵骨)单层(耐压)或双层(耐压和非耐压)无限长圆柱壳，着重研究了加筋单层壳在水下的振动与声辐射特性。