1-D band-limited Weierstrass fractal rough surface
1D exponential rough soil surface
2-D fractal rough surface
3-D random rough surface
a Covering Generalized Rough Set
aerodynamically rough surface
As-cast ferritic ductile iron threaded pipe fitting rough castings
Baotou rough iron concentrate of high intensity magnetic separation
crude concentrate ore and then rough grinding
fuzzy rough approximation
gravity data observed on rough terrain