宋人音释中包含有各种不同性质的音切 ,应进行甄别、离析 ,取同一性属的音切进行考察。宋代通语音不仅存在 ,而且对当时文人的影响甚深、流播甚广 ;现代吴方言、客赣方言语音上的一些重要特点 ,宋时已经存在。宋代通语音中有比《中原音韵》更接近今音的因素。据宋人音释 ,可证宋代韵书中有许多反映“时音”的音切 Song sound interpretation contains a variety of different types of sound cut, should be screened, segregated, take the same sex genus cut study. The phonetic not only existed in the Song Dynasty, but also had a profound influence on the literati at that time. The phonetics of modern Wu Dialect and Hakka Gan dialect had some important characteristics and the Song Dynasty existed. In the Song Dynasty, there is a factor that is closer to the current tone than the “Central Plains”. According to the song sound interpretation, may have a lot of Song Dynasty rhyme “Tiny tone” sound cut