浙北吴语是吴方言的次方言,桐乡话是浙北吴语的重要一种.桐乡话的声韵调系统中,声母有27个,韵母有38个,声调有8个.对桐乡话的声韵调系统进行描写分析,不仅可以明确桐乡话与普通话的对应关系,面且有助于方言研究和推广普通话. Wu dialect in northern Zhejiang is the dialect of Wu dialect, Tongxiang dialect is an important kind of Wu dialect in northern Zhejiang .Tongxiang dialect tone system, there are 27 initials, vowels 38, tone 8. The tone of Tongxiang dialect System description analysis, Tongxiang dialect can not only clear the correspondence between Mandarin and Mandarin, and dialect to help study and promote Mandarin.