OBJECTIVE: To investigate the influence of surface potentials of tooth hard tissue on its migration towards crown and supraeruption.
目的：研究牙硬组织表面电位与牙冠向萌出或过萌的关系。
This was not hard to dream up; the crown on this style of Buddha is naturally the correct shape for pulp extraction and juicer.
这不难想像，这类佛祖外型的头部就跟果肉萃取机和果汁机的形状一样。
This was not hard to dream up; the crown on this style of Buddha is naturally the correct shape for pulp extraction and juicer.
这不难想像，这类佛祖外型的头部就跟果肉萃取机和果汁机的形状一样。
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