《英文msh词典》Microabrasions,Enamel
[入口词] Microabrasions,Enamel
[主题词] Enamel Microabrasion
[英文释义] Mechanical removal of a small amount of tooth structure (not more than a few tenths of a millimeter in depth) to eliminate superficial enamel discoloration defects not successfully removed by bleaching techniques. A common abrasive is a mixture of pumice and hydrochloric acid.