| Yangcheng is located in the southeast of Shanxi Province and belongs to Jincheng City.Yangcheng dialect belongs to Jincheng small piece of Shangdang section of Jin dialect.In recent years,with the development of social economy,the acceleration of urbanization and the popularization of Putonghua,language contact has become more frequent and deeper,and Yangcheng dialect has undergone significant changes under the influence of Putonghua.In this paper,the new-old pronunciation of Yangcheng dialect is taken as the research object,and the phonological systems of the new-school and the old-school in Yangcheng dialect are determined according to the field investigation.The phonetic differences between the new-school and the old-school are obtained through comparative analysis,and the causes of the phonetic differences between the new-school and the old-school are analyzed quantitatively in combination with the results of social investigation.This paper is divided into six chapters.The first chapter introduces the geography,population,administration and historical evolution of Yangcheng,briefly reviews the research status of new and old schools of Chinese dialect and the study of Yangcheng dialect,and also introduces the research purpose,significance,methods and process of this paper,and explains the scope,objects,sources of corpus and phonetic symbols of this paper.The second chapter describes the old and new phonology of Yangcheng dialect.According to the first-hand data obtained from field investigation,this chapter describes the phonological system of the new and old schools in Yangcheng dialect.The third chapter compares the phonetic differences between the old and new schools in Yangcheng dialect.There are differences in initial consonants,finals,tones,phonological combinations,and literary and colloquial readings.In initial consonants,there have been variations in merger of “Jianyin”and“Tuanyin”and disappearance of turbid fricative sound of tongue root.In finals,there are variations in rhymes of“Yu”,“Xie”,“Zhi”,“Xiao”and entering finals.Tone variations include changing“Yinping”tone from zigzag tone to low level tone and entering tone to soothing tone.In terms of phonological combination,the variations are from lip-tooth voiced fricative spelling opening mouth to zero initial spelling closing mouth,and from tongue front affricate spelling rounded front vowel to tongue tip front affricate spelling closing mouth.In the aspect of literary and colloquial readings,it is known that the initial consonants of Zhi Zhuangzhang Group and the rhymes of “Yu”,“Liu”,“Xie”,“Zhi” and“Xianshan”have all changed to varying degrees.The fourth chapter mainly makes a social investigation and analysis on the phonetic differences between the new and old schools of Yangcheng dialect.100 subjects were selected from 12 survey points in Fengcheng Town,Yangcheng County and divided into youth group(15-30 years old),middle-aged group(31-60 years old)and elderly group(61-80 years old).The pronunciation of these 100 subjects was statistically analyzed.It was found that the evolution of each phonetic variation of Yangcheng dialect was unbalanced and asynchronous.The fifth chapter discusses the causes of the phonetic differences between the new and old school in Yangcheng dialect,and it turns out that the new and old phonetic differences are formed under the joint influence of the internal rules of the phonetic system and external social factors.The last part is the conclusion.By analyzing the phonetic differences between the new school and the old school of Yangcheng dialect,this paper summarizes the phonetic development law of Yangcheng dialect,forecasts the development trend of Yangcheng dialect,and puts forward some suggestions for the protection of Yangcheng dialect. |