以长安为中心的秦晋方言是汉代最重要的方言,它是当时共同语的基础,弄清其声韵特点对汉语方言史有着重要的意义。而《史记》、《汉书》中汉代秦晋方言的诗赋语料颇丰,加之利用数理统计法便可分析这个时期的韵部分合情况,以此考察可以得出汉代秦晋方言的韵部特点。 The Qin dialect centered around Chang’an is the most important dialect in Han Dynasty. It is the foundation of the common language at the time. It is of great significance to understand the phonological features of Chinese dialects. The “Shi Ji” and “Han” dialects in the Qin and Jin Dynasties in the Han Dynasty poetry abundant material, combined with the use of mathematical statistics can be analyzed during this period rhyme conditions, in this study can be drawn Han Dynasty Qin Jin dialect Yun Department features.