The paper studies digital processing methods which identify structural modal parameters from structural random response.
本文研究在未知激振力情况下，由结构随机响应识别结构模态参数的数字处理方法。
The testing of structural modal parameters is an important basis of dynamic response analysis and structural damage detection.
结构模态参数的测试是进一步进行结构动力响应计算、结构损伤检测等的重要基础。
The minimum stability limits of stability lobes in milling based on constant and varying orientations are quite different and vary with Structural modal parameters.
对刀齿采用平均方位和瞬时方位两种假设，所计算出的铣削稳定图进行比较表明，其最低稳定边界相差很大，并且随结构模态参数不同而异。
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