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  • 為什么要少喝飲料多喝白開水

    六一兒童網兒童動畫幼兒教育十萬個為什么

    為什么要少喝飲料多喝白開水:

    • 發布時間: 2015-09-29 11:38
      所屬類別: 十萬個為什么
      介紹: 要少喝飲料,各類品牌碳酸飲料的酸性PH值通常是在2.2到4.9之間,PH值為7代表是中性,而牙齒的酸性物質成分達到5.5的時候,牙齒會脫礦,也就是礦物質晶體被酸溶解掉,長期大量被酸物質侵蝕,牙齒前面的切面就會變薄,牙釉質喪失,牙本質露出來,牙齒容易生病。所以建議還是多喝白開水。

    網友評論

      • 楊博 評論:2018-10-03

        很好了

      • 義烏 評論:2017-04-04

        哈哈哈!

      • Wqw 評論:2016-10-16

        Aà??sèddt?h

      • 王俊凱 評論:2016-05-18

        我們的生活方式,你的時候就想吐。我的心情了。我的心里都有一個月了。我

      • 公主 評論:2016-04-29

        我愛尹沿

      • 一子孫儷高圓圓 評論:2016-03-12

        男女老少咸陽德基亞航失誤刪

      • ghbnj 評論:2016-01-21

        fvgb

      • 你好 評論:2016-01-04

        擴你急哪

      •  評論:2015-10-02

        ヒチョル述べましたが

      • ??s?ss?wl 評論:2015-09-30

        ?ss?s?s?

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