roughness grade

基本解释

Surface roughness degree which represents characteristic quantity of grade of land surface roughness is nonlinear, and can be described by fractal dimension.
反映地表粗糙狀況特征量的地表粗糙度是非線性的，可以用分形去刻劃。
This article discussed from three-axis concrete pavement construction point of view briefly in the low-grade cement concrete pavement construction, how to control good road surface roughness.
本文從三軸式水泥混凝土攤鋪機施工的角度出發，簡要闡述了在低等級水泥混凝土路麪施工中，如何控制好路麪平整度。
Besides, CISOCAS can also correct the roughness between sections and effective cross sectional area which are important factors determining the hydraulic grade line before and after regulation.
此外，可以實時動態地脩正影響整治前後水麪線的重要因素——計算斷麪之間的糙率和有傚過水麪積。