degree of softening

degree-degree relativity

Deep 2nd degree and superficial 3rd degree burn

Doctorate Doctor’s degree Doctoral degree

parallel degree(twist degree) error

reliability degree and effect degree

additional softening

Aesthetic softening

Age Softening

Air Flow Softening

Annealing Softening

antibacterial and softening agent

antistatic softening agent

ash softening point

asphalt softening point

asphalt softening point tester

base exchange softening

bath softening agent

behavior softening