研究了具有彈性夾層的層板結(jié)構(gòu)的振動(dòng)特性.The vibration behaviour of sandwich structure with spring interlayer is studied.導(dǎo)出了雙層板 ― 性夾層的綜合單元?jiǎng)偠染仃?The stiffness matrix of synthetic dual plate - spring interlayer element is deduced.型主動(dòng)脈夾層的治療——腔內(nèi)修...