The state and forming mechanism of graphite in cast iron are analysed with classical dynamics and polycondensation theory. 运用经典动力学和缩聚理论的基本观点对铸铁中石墨形态及形成机理进行了分析研究。
A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural. 用糠醇和糠醛缩聚制备了新型呋喃树脂。
