介绍了基于频率变化平方比的损伤定位方法。
A method for damage positioning is developed on the basis of testing the variation ratio of squared frequency.
分别使用损伤指标法和损伤定位向量法进行损伤定位。
Furthermore, the damage index method and the damage locating vectors (DLVs) method are utilized respectively to identify the damage locations.
本文还讨论了反馈控制力个数和位置对损伤定位结果的影响。
The effect of number and position of control forces on damage localization is also discussed numerically in the study.
采用声发射技术进行材料裂纹损伤定位是当前较为常用的方法。
Nowadays, the method based on the acoustic emission technique is commonly used in the material crack damage orientation.
以一模型桥为背景，探讨了斜拉索损伤定位以及损伤程度确定的方法。
Orientation method for cable-stayed cable damage and the degree of cable-stayed cable damage based on a model bridge is probed.
因此，本文提出了应用应变模态曲线尖峰突起来进行损伤定位的方法。
Therefore, in this thesis, the peak of strain mode curve diagram is used to locate damages.
目的通过探讨螺旋CT在肾损伤定位诊断与临床分级关系，明确治疗准绳。
Objectives a correlative explore between qualitative diagnose of spiral ct and clinical type of closed renal trauma, made clearing standard of treatment.
应用振动测试的模态分析方法，对钢筋混凝土结构锈裂损伤定位与识别进行了探讨。
Modal analysis method is used to discuss the location and identification of the damages to reinforced concrete structure due to corrosion and cracking.
通过对平面桁架的模拟损伤识别，证实了基于柔度差值曲率法的损伤定位方法的可行性。
By simulative damage detection to the plane truss, it proves the feasibility of the methods of damage detection based on the flexibility difference curvature.
首先将所得的结构响应信号进行小波包分解，然后通过小波包能量变化率指标进行损伤定位。
Dynamic signals measured from experiment beams are first decomposed into wavelet packet components, then wavelet energy rate index is computed and used to detect location of damage.
最后，在统计意义的框架下定义了加权柔度投影误差，解决了数据误差条件下的损伤定位问题。
Finally, the weighed flexibility error was defined on the frame of the statistical meaning to solve the damage location problem with the condition of data error.
本文利用结构柔度矩阵与刚度矩阵之间的广义逆关系，建立了一种基于柔度的结构损伤定位方法。
According to the pseudo-inverse relationship between global stiffness matrix and flexibility matrix, a flexibility-based method for structural damage localization is presented.
首先，将得到的结构响应信号进行小波包分解，然后通过小波包能量变化率指标来进行损伤定位。
Dynamic signals measured from experiment beams are first decomposed into wavelet packet components, then the wavelet energy rate index is computed and used to detect location of damage.
对基于分形理论的损伤定位指标在不同的损伤程度，不同的信噪比的噪声影响下识别效果进行了分析。
Noise stress tests are also carried out to demonstrate the robustness and effectiveness of the FD-based index for damage localization with different stiffness losses and SNR values.
发现基于概率神经网络的结构损伤定位方法能够正确识别单一位置损伤，且组合参数作为输入指标时的识别效果更好。
The result indicates that probabilistic neural networks can localize the single damage correctly, and the networks with the compounded index show better effectiveness.
文章对一些常见的混凝土构件裂缝作了分类研究和损伤定位分析，介绍一种评价方法，旨在为混凝土结构的养护、管理提供参考。
A method of evaluating the crack and damage is introduced. The presented work is beneficial to the maintenance and management of concrete structures.
推导了基于测试频率平方变化比的损伤定位方法，利用有限元方法对一管道结构以刚度折减法进行了损伤模拟和模态分析数值计算。
A methodology was put forward for damage location, and damage simulating as well as numerical calculation of modal analysis was carried out on a truss plane bridge by stiffness discount.
目的：阐明神经束支定位法在远端正中神经损伤修复中的作用。
Objective: To clarify the effects of fascicular orientation in repairing low median nerve injuries.
本文认为对周围神经损伤的定位和损伤程度的判断EMG和MCV是可靠和有效的方法。
The paper suggested that EMG and MCV were reliable and effective methods in level diagnosis and judgment of degree on injured peripheral nerves.
结果表明，该方法消噪效果好，为损伤检测的缺陷定位分析打下了基础。
The results show that the method of canceling noise is better, and this grounds for the bug detection and location of damage identification.
本文提出了由工作模态分析得到的模态模型实现损伤检测与定位的一种方法。
A method of the damage detection and localization is proposed by means of modal models obtained from operational modal analysis in this paper.
为了尽早识别和定位桥梁上的潜在损伤，有必要对重要桥梁进行长期的健康监测和定期评估。
In order to identify and position the potential damages of the bridge early, it is necessary to take long-term health monitoring and regular evaluations to some major Bridges.
结论脊髓造影CT可以显示椎间孔周围神经根的情况，对臂丛神经节前损伤的定性定位可做出准确判断。
Conclusion ct Myelography can show the nerve rootlets within the intervertebral foramen, thus, help make a correct qualitative and level diagnosis in brachial plexus pre-ganglionic injuries.
在无噪声的情况下，使用任意一阶模态数据，残余力向量法都能够对损伤进行准确定位。
The first step identifies the location of the possible damaged poles by analyzing the joint residual force vector.
结论：对周围神经损伤的定位和损伤程度的诊断，EMG和MCV是可靠和有效的方法。
Conclusions: EMG and MCV are reliable and effective methods to diagnose and judge the degree of peripheral nerve injury.
实验结果表明，利用加速度反应功率谱密度变化能够准确识别并定位钢桥损伤的位置。
Experimental results show that the steel bridge damages can be detected and located by the changes of acceleration PSD.
目的探讨突触后密度蛋白- 93 (PSD - 93)在脊髓损伤(SCI)后的表达变化以及定位情况。
Objective To study the expression and distribution of postsynaptic density protein-93 (PSD-93) after spinal cord injury (SCI).
分别将支持向量机和BP神经网络方法作用于样本集，实现对悬臂梁损伤的定位与程度的预测。
Though making SVM and BP neural network method act on the sample aggregate respectively to locate, and quantify damage.
分别将支持向量机和BP神经网络方法作用于样本集，实现对悬臂梁损伤的定位与程度的预测。
Though making SVM and BP neural network method act on the sample aggregate respectively to locate, and quantify damage.
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