释义 |
Mach effect
Mach ef·fect (mahk), the appearance of a light or dark line on a radiograph where there is a concave or convex interface in the subject, a physiologic optical form of edge enhancement. See also: Mach band. Mach ef·fect (mahk e-fekt') The appearance of a light or dark line on a radiograph where there is a concave or convex interface in the subject, a physiologic optic form of edge enhancement. |