在试验模态分析中分量法及矢量法是非常简便实用的，但在处理密模态结构时会出现问题。
The quadrature and Vector methods are very simple and efficient in experimental modal analysis. The difficulties will be met in the consideration of structures with close-modes.
因此该方法是一种非常简便、实用的测量非球面的新方法。
This is a very simple and practical new method for the measuring of aspherical surfaces.
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