采用灰色系统理论的关联分析法，对城市噪声污染状况进行综合比较评价。
Relationship analysis method of gray system theory was adopted to compare and estimate municipal noise pollution situation in this paper.
热运动分析法所需要的参数少，但是受到系统噪声影响较大；
The thermal motion analysis method needs the least parameters, but the results are greatly affected by the system noise.
以大量的水下目标辐射噪声资料为依托，借助高阶累积量分析法，研究了目标信号的非高斯特性。
For the radiation noises from underwater targets apparently contain non-Gaussian ingredients, their non-Gaussion features were studied through high-order cumulants.
应用统计能量分析法(SEA)预测中高频段船舶噪声。
It is demonstrated that statistical energy analysis and AutoSEA could be used in the ship noise predict.
本文研究了互谱分析法在噪声源定位应用上的理论和实验技术。
In this paper, the theory and the experimental technique about the identification of a noise source using a cross-spectrum analysis method have been studied.
本文讨论用相干分析法识别车辆噪声源的问题。
The problems of identifying noise sources of the vehicle by coherence analysis are discussed.
研究了有限元分析法在发动机气门室盖振动辐射噪声控制计算中的应用。
This paper is about the application of FEA to the control calculation of the radiation …
研究了有限元分析法在发动机气门室盖振动辐射噪声控制计算中的应用。
This paper is about the application of FEA to the control calculation of the radiation …
应用推荐