USUALLY each city has its own area code,but when I called one of my classmates in the U.S.the display on his telephone showed codes for three cit ies(Changsha,Xiangtan and Zhuzhou)He was puzzled and asked me whether I...USUALLY each city has its own area code,but when I called one of my classmates in the U.S.the display on his telephone showed codes for three cit ies(Changsha,Xiangtan and Zhuzhou)He was puzzled and asked me whether I had opened companies in all three cities.I told him that as a city group the three cities use a unified area code–one of the results of regional econom ic integration.My company is in展开更多
文摘USUALLY each city has its own area code,but when I called one of my classmates in the U.S.the display on his telephone showed codes for three cit ies(Changsha,Xiangtan and Zhuzhou)He was puzzled and asked me whether I had opened companies in all three cities.I told him that as a city group the three cities use a unified area code–one of the results of regional econom ic integration.My company is in