摘要：mandarin mingled by cantonese is a phenomenon of mandarin *** paper adopts heterogeneous words to explore its specific performances within the context of mandarin by investigating 21 cities in Guangdong Province of China,and applies the average ratio of heterogeneous words to measure the variation degree of mandarin influenced by *** statistical results suggest that language variation is mainly reflected in pronunciation,vocabulary and grammar,especially in *** can be found in all kinds of parts of speech,mostly nouns,verbs and ***,there is a certain internal correlation between variation and residents’individual characteristics:the elder,less educated and rural resident,the more serious the variation is;and male is more prone to variation than ***,the degree of variation varies greatly from city to *** mandarin level in Shenzhen and Dongguan is much higher than that in Yunfu and Jieyang,which is closely related to the level of regional economic development.

摘要：mandarin mingled by cantonese is common in Guangdong dialect *** main manifestation is the heterogeneous pronunciation and vocabulary,and its performance degree can measure speakers’mandarin *** the summer of 2019,this paper conducted a survey on the Pearl River Delta area and found that:(1)the rank of mandarin of each city is from high to low:Shenzhen,Dongguan,Guangzhou,Zhuhai,Foshan,Huizhou,Zhongshan,Jiangmen,Zhaoqing;(2)The degree index of mandarin mingled by cantonese in the Pearl River Delta is ***’s wise to strengthen the promotion of mandarin in Guangdong,to promote the balanced development of regional economic integration.