单项选择题
A.塑料全冠B.金属全冠C.切角嵌体D.金属舌背桩冠E.桩核烤瓷冠
A.做烤瓷牙B.拔除有间隙的牙C.仅修复缺失牙D.正畸关闭间隙后再修复E.修复缺失牙同时光敏修复缺隙
A.Real Precision Manufacturing.B.South Mountain.C.Collins & Aikman.D.Organic Valley.