FIX_LENGTH_1 = "Length L1"
FIX_LENGTH_2 = "Length L2"
FIX_LENGTH_3 = "Length L3"
FIX_LENGTH_4 = "Length L4"
FIX_DIAMETER_1 = "Diameter D1"
FIX_DIAMETER_2 = "Diameter D2"
FIX_DIAMETER_3 = "Diameter D3"
FIX_DIAMETER_4 = "Diameter D4"
FIX_ANGLE_A = "Angle A"
FIX_ANGLE_C = "Angle C"