Objective: To observe the effects of tinidazole composite cataplasm and formaldehydecresol solution on the incidence of acute inflammation in root canal treatment of chronic periodontitis patients.
目的：探讨替硝唑复合糊剂和甲醛甲酚液对慢性根尖周炎根管治疗期间急症的疗效差异。
2
This paper also discusses the relationship between the composition and properties of them cresol sulphonate - formaldehyde condensates MSF).
讨论了间甲酚磺酸甲醛缩合物组成和性能关系。
3
The synthesis process of o-cresolformaldehyde epoxy resin was introduced and the factors affecting the synthesis reactions were discussed in this paper.