Based on it,substructure optimization model is created.It is proved by computed examples that positions of substructures are very impor-tant to the effect of noise ...

• 以此为基础,建立了子结构的优化设计模型,通过具体算例说明了子结构位置选择的恰当与否对降噪效果至关重要,并通过试验验证了其可行性。