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泰迪怎么区分年龄

泰迪怎么区分年龄

一般泰迪都是通过看牙齿来区分年龄的,20天左右牙齿逐渐参差不齐地长出来,30—40天乳门齿长齐,2个月乳齿全部长齐,2—6个月更换乳齿,8个月以上牙齿全部换上恒齿;1岁,恒齿长齐;1 5岁开始齿尖峰磨灭。

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