The method comprises the following steps:- defining a virtual structure made up of non overlapping macroblocks, called virtual base layer macroblocks;
所述方法包括以下步骤：定义由非交叠宏块组成的虚拟结构，称为虚拟基础层宏块；
Base on the practical data, the virtual structure, which has equivalent stiffness, is built by using inverse problem method. It can substitute the complex structure model in practice.
以实测数据为依据，采用反问题解法构造了与实际结构刚度相当的虚拟结构模型，代替了复杂的实际结构模型。
It gives a positive example for studying structure-borne sound by using the method of computer simulation in constructing the virtual structure.
研究的结果为利用计算机构造虚拟结构研究结构声的方法提供了强大的例证。
It gives a positive example for studying structure-borne sound by using the method of computer simulation in constructing the virtual structure.
研究的结果为利用计算机构造虚拟结构研究结构声的方法提供了强大的例证。
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