英文: Two types of nerve terminals were recognized in the periodontal ligament: free nerve endings and Ruffini endings.中文: 在牙周膜内存在两型神经末梢 :游离神经末梢及Ruffini终末。英文: Chapter emphasizes the Damour-Ruffini-Sannan (DRS) method and apply it to discuss the Hawking e中文: 在第六...