studies on the structural change
studies on the structural change
结构变化研究
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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We go deep into discussing the studies on structural damage detection based on modal strain energy, and propose a new damage detection index based on the change of modal strain energy ratio.
在此基础上对基于模态应变能的损伤识别方法进行了深入探讨，并提出了基于模态应变能比变化率的损伤识别新指标。
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