ACT	Abrasive Computer Tomography
ANOVA	Analysis of Variance
CAD	Computer-Aided Design
CAM	Computer-Aided Manufacturing
CNC	Computerized Numerical Control
LDS	Laser Displacement Sensor
NC	Numerical Control
SLS	Slit Laser Scanner
n	Number of repetitions
p	Probability
Ra	Arithmetical mean deviation of the roughness profile, μm
Rq	Root-mean-square deviation of the roughness profile, μm
Rt	Total height of the profile within a sampling length, μm
Rz	Maximum height of the profile within a sampling length, μm
E	Modulus of elasticity, MPa
G	Shear modulus, MPa
α	Confidence level