【摘要】 分析了地铁车辆运行时车内噪声的成因及传播途径,并针对噪声源、隔声、减振、吸声等多方面提出了控制地铁车内噪声的措施。更多还原

【Abstract】 The causes and propagation ways of noise inside cars while the metro cars are running are analyzed.And measures to control noise inside metro cars are given in such aspects as noise source,sound insulation,damping and sound absorption.更多还原