noise origin

基本解释

Chapter two talks about the currently situation and the origin of noise pollution come from in Macau.
第二章谈及澳门噪音污染的现状况与原因。
Mainly introducing the feature of the noise, the origin of the noise, model of the noise , Median filtering and equilibrium of the gray .
主要介绍了噪声的特征、噪声的来源、噪声的模型、中值滤波、拉普拉斯锐化、灰度的均衡等。
The flour mill noise origin mainly has the mechanical noise, the material and the machinery hit and the friction and the air current noise.
面粉厂噪声的来源主要有机械噪声、物料与机械的撞击和摩擦及气流噪声。