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本文分析了城市轨道交通高架线噪声产生根源、传播规律,介绍了噪声评价标准,并从声源、传播途径和受声点保护三方面提出了降噪技术措施及应用实例。
This paper analyzes the root causes and propagation rules of overhead line noise of urban rail transit, introduces the noise evaluation standards, and puts forward the noise reduction measures and application examples from the aspects of sound source, transmission channel and receiver point protection.