好像美國管理巴拿馬運河時,采取的收費政策是基本持平即可,不追求利潤。
本文內容已被 [ yuan222 ] 在 2014-02-16 18:42:11 編輯過。如有問題,請報告版主或論壇管理刪除.
WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.
Copyright ©1998-2024 wenxuecity.com All rights reserved. Privacy Statement & Terms of Use & User Privacy Protection Policy