...；频谱特性；框架结构 [gap=840]Keywords: different material; damping ratio; earthquake; frequency spectrum characteristic; frame ...
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The on-line monitoring data series of capacitive equipments are analyzed in frequency domain. Based on the frequency spectrum characteristic of the series, the model of the tanδ data series is constructed.
对电容型设备在线监测数据进行频谱分析,基于各分量之间频谱特性差异,建立了介损在线序列模型,提出了自适应广义形态滤波对在线监测数据进行预处理。
参考来源 - 电容型设备绝缘在线监测与故障诊断的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
It has analyzed the principle and the basic structure of DDS, it also has carried on the theoretical analysis to the ideal DDS frequency spectrum characteristic.
分析了DDS的工作原理及其基本结构，在此基础上对理想的DDS频谱特性进行了理论分析。
The characteristic of linear and nonlinear responses between arc excited ultrasonic emission and excited frequency was realized by the received signal from the acoustic to the ultrasonic spectrum.
对受激电弧的声发射信号分析表明，从音频到超声频带，电弧声发射与激励频率之间存在着线性响应和非线性响应特征。
Under the room temperature and Nitrogen environment (eliminate the influence of water vapor absorption), we get the characteristic absorption spectrum of GaAs within the band of frequency.
在室温去除水份影响的氮气环境中，获得了低温生长的砷化镓在该波段的特征吸收谱。
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