人到老年,牙齿脱落无法避免。老年人不得不镶假牙来代替真牙。假牙的效能好坏,除与镶补技术有关外,更为重要的是受机体营养状况所左右,如果饮食营养失调,则可使假牙耐力不 People to old age, tooth loss can not be avoided. Old people have to dentures instead of true teeth. The performance of dentures is good or bad, in addition to the technology with the complement, the more important is affected by the nutritional status of the body around, if the diet disorders, you can dentures endurance is not