【摘要】 通过对级配理论历史发展的回顾,介绍了不同时期的各种理论包括n法,粒子干涉理论,i法,k法,Superpave法及贝雷法,分析了级配理论的发展由早期追求密实度的密实—悬浮型向现代交通条件要求下的骨架—密实型转变。更多还原

【Abstract】 The paper has reviewed development of gradation theory which includes n-method,theory of particle interference,i-method,k-method,Superpave method and bailey method.In conclusion,development of the theory has changed from suspended dense structure into dense framework structure.更多还原