“航空” all private firms “鐵道部高鐵” gov. monoplay

來源: 於 2012-06-23 16:44:34 [舊帖] [給我悄悄話] 本文已被閱讀：次

“航空” price determined by supply-deman; “鐵道部的高鐵” determined by the head of 鐵道部