international roughness index

基本解释

Then the International Roughness Index used widely in road roughness measuring is explained, Several typical road roughness measuring devices are analyzed…
然后分析比较了目前几种典型的平整度测量仪，最后讨论了目前平整度测量方法存在的问题、解决方法及发展方向。
The correlation between the standard classified road power spectral density(PSD) and international roughness index(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。
This text will draw on the international roughness index to deduce the minimum hortative wavelength, so as to reduce the error during the model conversation and numerical calculation of roughness.
本文将从国际平整度测量方法上推知路面激励的最小波长，以减少平整度模型转化和数值计算中的误差。