...键字: 天然气压缩机；耦合故障；波动熵；故障诊断[gap=978]Key words: gas compressor; coupling failure; fluctuation entropy; fault diagnosis...
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这一结果预示着血压波功率谱熵可作为心率波动的一种新的度量。
The results indicate that the power spectral entropy of blood pressure waveform in this study can be a new measurement of heart rate fluctuations.
本文研究了随机波动率模型的最小熵鞅测度和效用无差别定价。
This paper deals with the minimal entropy martingale measure and utility indifference pricing concerning a stochastic volatility model.
本文应用现代谱估计方法——最大熵谱估计分析了双联叶片泵供油系统的压力波动，指出了产生压力波动的原因。
This paper deals with the pressure ripple of the double vane pump using modern spectrum analysis—maximum entropy spectral estimation and indicates the causes of pressure ripple.
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