洗牙需要打磨(polishing)吗?
https://mobile.nytimes.com/blogs/well/2015/12/04/ask-well-is-tooth-polishing-necessary/?referer=
文章结论是不需要,确实会伤enamel,但程度不足以造成牙齿损伤
不过看下边的评论,好象反对不打磨的人也不少
https://mobile.nytimes.com/blogs/well/2015/12/04/ask-well-is-tooth-polishing-necessary/?referer=
文章结论是不需要,确实会伤enamel,但程度不足以造成牙齿损伤
不过看下边的评论,好象反对不打磨的人也不少