
Originally posted by 秋秋妈咪 at 2005-3-19 03:39 PM:
楼主什么叫窝沟封闭啊?
Originally posted by 秋秋妈咪 at 2005-3-19 07:39:
楼主什么叫窝沟封闭啊?
Originally posted by 秋秋妈咪 at 2005-3-19 03:39 PM:
楼主什么叫窝沟封闭啊?
Originally posted by 小鸥妈妈 at 2005/3/19 17:19:
也想知道
Originally posted by 精灵妈 at 2005-3-21 00:48:
只是我想知道有没有妈妈3岁就做的,因为乳牙也有可能被蛀呀!请看:
什么是窝沟封闭?
口腔中“大牙”上面,有很多窝沟,这些窝沟凹凸不平,像个磨盘一样,能够起到增大咀嚼面积、增加摩擦力的作用,有利 ...
Originally posted by diandianma at 2005-3-22 08:15 AM:
长知识啦
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