1) sensitivity ratio
灵敏率
2) sensitivity frequency
灵敏频率
1.
The snapshots display the effect of ultrasonic propagation by groove,and we can obtain the different characteristics and sensitivity frequency in frequency domain and the signal that has been analyzed is intercepted from the A-scan curves from the back wall echo.
从比较成熟的有限元基本理论出发,建立具有吸收边界的二维有限元数值模型,对含有不同大小凹槽的模型进行了数值模拟研究;由波场快照图清晰地显示了凹槽对声波传播的影响,通过对截取的时域A-扫描曲线上底面回波进行频谱分析得到的频域特征量和灵敏频率可以识别出不同宽度的凹槽。
2.
With the characteristics of frequency domain and the sensitivity frequency obtained from the spectral analysis to the echo information,we can recognize the different inclusions.
由波场快照图清晰的显示出不同夹杂对声波传播的影响;通过时域A扫描曲线上底面回波到达时间计算出的区域厚度和实际相符,从而验证了模拟结果的正确性;重点底面回波进行了频谱分析,通过各种频域特征量和灵敏频率可以识别出不同材料的夹杂。
3) frequency sensitivity
频率灵敏度
1.
Secondly, the damage extents are obtained by the frequency sensitivity method.
首先利用损伤前后结构柔度矩阵的改变来确定损伤发生的位置,再使用频率灵敏度法来计算损伤程度。
5) probability sensitivity
概率灵敏度
1.
Concepts of probability importance and probability sensitivity of sectional constraints of RC frame structure are put forward and studied in this paper,and their calculation methods are given based on the failure correlation and the achievements on reliability of structural system under minor and strong environment hazard respectively.
探讨了钢筋混凝土框架结构截面约束的概率重要度及概率灵敏度概念 ,利用失效相关性及结构体系可靠度方面的研究成果 ,给出了钢筋混凝土框架结构中各个截面效应约束分别在弱灾害和强灾害环境下的概率灵敏度与概率重要度的计算方法 ,所得结论可以为在役结构在地震前的预防性维修加固决策及震后结构的维修加固决策提供科学依据 ,从而提高了在役结构加固决策的可靠性 。
6) sensitivity ratio
灵敏度比率
补充资料：电导率(见电阻率)
电导率(见电阻率)
conductivity
d!日nd日O}已电导率(eonduetivity)见电阻率。
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