从先秦到六朝诗歌由稚拙变得渐渐成熟 ,相应的 ,诗歌理论也由散见于各类典籍中的片言只语变得渐成体系 ,文章对诗歌理论的发展轨迹从本质特征论、社会功能论以及品评标准三个方面进行了简单勾勒 From the pre-Qin dynasty to the Six Dynasties, the poems gradually matured from the naive ones. Correspondingly, the theory of poetry became gradually become the system by the slightest words scattered in all kinds of books. The development path of poetry theory from the characteristic of essence, the theory of social function As well as the three aspects of product evaluation criteria for a simple outline