Objective: To explore the prosthetic design and procedure of resid ual crown with complete root canal imperforation so as to solve the clinical pro blem of such cases.
探讨根管完全闭锁钙化残冠、残根的临床修复设计与方法,为修复临床对
类病例提供解决方案。
）
合航空公司（United Air Lines）；接收上限（upper acceptance limit）Objective: To explore the prosthetic design and procedure of resid ual crown with complete root canal imperforation so as to solve the clinical pro blem of such cases.
探讨根管完全闭锁钙化残冠、残根的临床修复设计与方法,为修复临床对类病例提供解决方案。
声明：以上例句、词性分类均由互
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