On the other hand, the results can be used in fault diagnosis of structure and structural dynamics modification in engineering.
另一方面，其结果可用于结构故障诊断、结构动力修正等研究工作中，具有普遍的指导意义和工程实用价值。
Structural dynamics modification of car front-body subsystem is crucial to the laboratory road simulation test in which it is used for testing instead of car body.
对轿车车头子系统进行正确的结构动力修改是利用其代替整车进行室内道路模拟试验的关键。
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