裏海平均深度209米，走萬噸級油輪沒有問題，而波斯灣平均深度隻有50米。裏海的主要不便之處是要經過俄哈轉運成本高

來源: 天青水藍於 2026-04-21 20:29:57 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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