http://en.wikipedia.org/wiki/Boundary_representation English breps b-rep boundary representation boundary representation breps boundary representation breps bRep Boundary Representation https://en.wikipedia.org/wiki/Boundary_representation boundary representation Boundary Representation (B-rep or BREP) BREP type geometries BREP http://en.wikipedia.org/wiki/Boundary_representation boundary representations (B-Reps) boundary representation boundary representation boundary representation boundary representations Wikipedia http://en.wikipedia.org/wiki/Boundary_representation boundary representation https://en.wikipedia.org/wiki/Boundary_representation breps bRep BREP boundary representation breps boundary representation boundary representations (B-Reps) Rh4_070214_LightHive_inProgress... boundary representations (B-Reps) boundary representation boundary representation 英語版