通过对黄石市多年环境噪声监测结果的统计,分析了黄石市环境噪声的现状水平和污染特征,并提出相应的防治对策。
This paper presents the statistics in testing the environmental noise of Huang Shi City for years, and analyzes the present levels and pollution features.
运用此方法对内燃机主轴承不同间隙下的噪声信号进行分析,结果表明,此方法能有效地提取故障的特征,实现状态监测。
Applying the order bi-spectrum in the analysis of engine noise signals shows that it can extract the fault characteristics and realize the state monitoring.
在无线监测系统中,由于受环境、设备等因素的影响,接收机接收到的无线电信号不同程度地被噪声污染,严重影响到监测结果的可靠性。
In wireless monitoring system, the received radio signals are polluted to a greater or lesser degree by the noise due to the influence of environment, equipments and other factors.
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