Table 2: Uncertainties of two forms of curves with unit mm.

XYZ

P methods
E3
C(X)1.41
C(Y)0.620.28
C(Z)−0.180.31
 SD37.4916.7017.51
E9
C(X)0.61
C(Y)0.280.13
C(Z)0.17
 SD24.7511.2612.98

B methods
E3
C(X)
C(Y)
C(Z)
 SD2.841.341.45
E9
C(X)
C(Y)
C(Z)
 SD2.601.201.40