1) extracting damage index
损伤指标选取
2) damage index
损伤指标
1.
Study on the seismic damage index based on wavelet transform
基于小波变换的地震损伤指标的研究
2.
In the MFEI method, the basic theory of structural damage is first introduced, and then the formulas to calculate stiffness damage index and the mass damage index are proposed, which is based on the measured.
对于多频率激励情况,首先分析了结构损伤的基本理论,然后推导了其刚度损伤指标和质量损伤指标的识别公式;对于单频率激励情况,则首先根据结构的刚度特性和质量特性确定结构损伤的简化定位方法,在此基础上提出了其相应的迭代改进策略,以提高识别的精度。
3.
By adopting natural excitation technique and mathematical statistics theory,a damage index is established,which is based on the strain measurement of structures under environmental excitation.
应用自然激励技术及数理统计理论,建立了基于环境激励下结构应变测试数据的损伤指标。
3) index selection
指标选取
1.
Conceptual framework and index selection of oil production operation monitoring system in China;
中国石油生产经营监测预警系统概念框架构建及指标选取的探讨
6) indications of reproductive damage
生殖损伤指标
补充资料：损伤
损伤
injury
外力作用于身体使某部组织或器官发生结构破坏或功能障碍。可分为机械性、物理性或化学性损伤。机械性损伤可分为开放性和闭合性。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条