林志颖_ii
花朵
共回答了16个问题采纳率:81.3% 举报
In this paper the chongqing as an example of scenic spot,respectively,find out not consider the time to let the tour cost the most provinces,don't take the cost into consideration let travel time at least two cases suitable tourist routes,and using this to tourists choose line provides the reference.
1年前
10