草草线在成年在线视频_亚洲精品国产免费无码青青草原_成年人国产黄色_日韩中文字幕在线播放_亚洲第一黄片大全_91超碰caoporen国产香蕉互動交流_亚洲精品福利网站_日本大片免a费观看视频老师_性欧美13处14处破XXX极品_香港好看电影大全免费观看

Chinese medicine teaches you how to protect your teeth

發(fā)布時(shí)間：2017-02-08      瀏覽量：1155

There is a proverb in Chinese folk: "knocking teeth for thirty-six times in the morning, teeth will be kept healthy even when you get old" which tells that as long as we adopt the proper methods to ta...

Prevention of dental disease

發(fā)布時(shí)間：2017-02-08      瀏覽量：1104

1、Pay attention to oral hygiene, form the good habits of brushing your teeth in the morning and evening, and remember to gargle after eating . 2、The correct method of brushing is the vertical br...

Precautions after dental treatment

發(fā)布時(shí)間：2017-02-08      瀏覽量：1171

1、Tips after the surgical removal of the teeth:   Please bite tight the gauze cotton balls in the tooth and pull it out gently after 30-60 minutes.   2、Food is allowed in 2 hours aft...