摘要
调查测量了２０多家大、中、小氮肥厂的噪声状况，分析了氮肥厂机械设备噪声的声级分布范围和噪声源特性，探讨了氮肥厂所特有的几种噪声源的现状。
The noise condition of over 20 large, medium and small nitrogenous fertilizer plants is surveyed and measured, the noise level distribution range of noise from mechanical equipment in nitrogenous fertilizer plants and the characteristics of noise sources are analyzed, the present status of several noise sources peculiar to nitrogenous fertilizer plants is discussed, and basic measures are proposed to control noise in nitrogenous fertilizer plants.
出处
《化肥工业》
CAS
1997年第1期16-18,30,共4页
Chemical Fertilizer Industry
关键词
噪声
声级
频谱特性
声源
噪声控制
氮肥生产
noise A noise level spectrum characteristics noise sources noise control
