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本文应用现代信号处理技术，对ZLM50B装载机驾驶室噪声进行了试验研究。试验结果表明，谱分析和相关分析是工程机械噪声识别与控制的有效工具，在工程机械的减振降噪中具有很好的应用价值。
In this paper, the modern signal processing technology is applied to test the cab noise of ZLM50B loader. The experimental results show that spectrum analysis and correlation analysis are effective tools for noise recognition and control of construction machinery, and have good application value in vibration and noise reduction of construction machinery.