pulp chamber短语¹⁴⁴⁹⁷²⁺² 基本例句 髓室 Objective To study the safety of opening pulp chamber therapy for elderly patients with cardiovascular diseases. 目的探讨老年心血管病患者在心电监护下进行牙齿开髓治疗的安全性。 cnki Objective A Multifactorial study of r is kin aged patients with cardiovascular diseases of opening pulp chamber therapy. 目的探讨老年心血管疾病患者开髓治疗过程中的潜在危险性及影响因素。 cnki