The correlation between the standard classified road power spectral density (PSD) and international roughnessindex (IRI) was discussed by using regressive analysis.
通过回归分析的方法对标准分级道路功率谱密度与相应国际平整度指数之间的关系进行了研究。
2
The surface degree of finish is important index of production quality, discussed surface roughness of hot strip, effect and control way of cold roll process on finished product.