curve-curve intersection

transition curve；easement curve；spiral transition curve

approach to curve by curve

continuous cooling transformation curve CCT curve

C-V curve (capacitance-voltage curve)

operating characteristic curve OC curve

time-distance curve (=travel-time curve)

travel-time curve (=time-distance curve)

uniformly tangent non-uniform corner cutting curve (UNC curve)

‘ 1: 1: 1’ design method for transition curve

“U”Shape Curve

10 % error curve

10% error curve

2D curve

2-D speed protection curve

3D curve

3D Curve Fitting

3D curve model

3D light-matching curve