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- Two structural damage alarming indices including energy ratio deviation(ERD) and energy ratio variance(ERV) were put forward based on wavelet packet energy spectrum decomposed from the structural dynamic responses. 基于结构动力响应的小波包能量谱提出了两种结构损伤预警指标:能量比偏差和能量比方差。
- The FE simulation method of the orthotropic steel deck is discussed, on the basis of which the simplified FE model is established for the purpose of structural damage alarming and identification. 探讨了正交异性桥面系的有限元模拟方法,并以损伤预警与损伤识别为目标建立了简化有限元模型。
- Structural Damage Alarming Indices for Long-Span Bridges Based on Wavelet Packet Energy Spectrum 基于小波包能量谱的大跨桥梁结构损伤预警指标
- Theoretical research on structural damage alarming of long-span bridges using wavelet packet analysis 基于小波包分析的大跨桥梁结构损伤预警的理论研究
- I was shocked at the structural damage. 我对建筑所遭的破坏感到震惊。
- structural damage alarming 结构损伤预警
- The storm caused no structural damage. 风暴没有造成建筑结构方面的破坏。
- Storms have caused structural damage to hundreds of homes. 几场暴风雨毁了成百上千所住宅,连结构都破坏了。
- The structural damage detection technology is the basis of SHM. 结构损伤检测技术是结构健康监测的基础。
- It has been proven that the novelty detection technique can perform the damage alarming well. 大量的研究证明新奇检测技术可以较好地应用于结构的损伤预警。
- This latter motion causes most of the structural damage to buildings and their foundation. 后者的运动会导致大多数建筑物或基础的结构损坏。
- The downward failure of the roof, which was dished 2 feet was the only important structural damage suffered. 这个建筑物中唯一重大的破坏是屋顶向下凹陷了两呎。
- The house suffered only minor structural damage and could have been made habitable at relatively small cost. 房屋结构只遭到轻微的破坏,稍经修理即可居
- An MRI exam performed on Monday revealed swollen tendons in the knee, but no structural damage. 周一的核磁共振检查显示,膝盖内部的肌腱有些肿胀,但没有结构性的损伤。
- He G J, Yuan M. Structural Damage Detection Method Based on Modal Strain Energy[J]. ICEC,02. 史治宇;罗绍湘;张令弥.;结构破损定位的单元模态应变能变化率法[J]
- The structural damage detection technology is the foundation of structural health monitoring (SHM). 结构损伤检测技术是结构健康监测的基础。
- The research of the structural damage detection is one of the foreland problems of the engineering area. 摘要结构损伤检测已成为工程领域中的前沿性课题之一。
- Under the shear wind aloft conditions in the winter season,the fairing of the launch vehicle suffered local structural damage. 在冬季高空切变风条件下,运载火箭整流罩局部结构破坏。
- An anti-tank rocket hit the US embassy in Athens just before 6 a. M. Local time this morning. There were no injuries and minimal structural damage. 雅典时间,今天早上快到6点时,一枚反坦克火箭炮袭击了美国驻希腊大使馆,没有人员伤亡,建筑损坏较小。
- The numeric example showed that the wavelet packet analysis can resist noise disturbs and detect the structural damage effectively. 数值算例表明,小波包分析具有较强的抗噪声干扰能力,能够有效地识别结构的损伤。