ThecityofYangzhoucameintobeingattheSpringandAutumnPerio...
问题详情：ThecityofYangzhoucameintobeingattheSpringandAutumnPeriod(about500AC)thekeytransportationlinkatjoint(连接处)placeoftheGreatCanal（运河）(Beijing-Hangzhou)andChangjiang(YangtzeRiver),Yangzhouhasbeen...