目的：测量上颌乳磨牙髓腔形态参数，为乳磨牙牙体解剖学提供基础数据，并供临床应用参考。

AIM: to measure the parameters of pulp cavities of maxillary primary molars, and provide basic data for oral anatomy of primary molars and clinic application.

youdao

目的：测量上颌乳磨牙髓腔形态参数，为乳磨牙牙体解剖学提供基础数据，并供临床应用参考。

AIM: to measure the parameters of pulp cavities of maxillary primary molars, and provide basic data for oral anatomy of primary molars and clinic application.

youdao