Dr. Chang's experience includes research on footwear and floor contact, surface roughness measurement, surface friction, surface lubrication, ball bearing dynamics, wear, viscoelasticity and whole body vibration.
(Dr. Chang's experience; includes; research on footwear and floor contact, surface roughness measurement, surface friction, surface lubrication, ball bearing dynamics, wear, viscoelasticity and whole body vibration)
Dr. Chang's experience
includes
research on footwear and floor contact, surface roughness measurement, surface friction, surface lubrication, ball bearing dynamics, wear, viscoelasticity and whole body vibration