摘要
介绍了济宁二号煤矿选煤厂主洗车间噪声采取集气消声、隔声屏、隔声罩、阻尼减振以及墙面吸声处理等方法,显著地降低了作业场所噪声及厂区环境噪声。
The paper introduces it use such methods as capture noise abatement, acoustic septum, acoustic enclosure, damping vibration attenuation, wall noise reduction by absorption and etc for the main preparation plant workshops of the scond lining Coal Mine. The operational field noise and in - plant noise are remarkablely reduced.
