صفحة الناقل المسمار
صفحة الناقل المسمار; ... الناقلات انحدر الناقل,Oil tanker WikipediaMain article: Ore-bulk-oil carrier. The OBO-carrier Maya. The picture is showing both the cargo hold hatches used for bulk and the pipes used for oil. An ore-bulk-oil carrier, also known as combination carrier or OBO, is a ship designed to be ...