而塞舌尔群岛有马埃岛的水下中心，普拉兰岛的章鱼潜水中心和拉迪戈岛的阿苏拉潜水中心。
Dive centres include the Underwater centre on Mahe, Octopus Diver centre on Praslin, and Azzurra Dive centre on La Digue.
前寒武纪条带状含铁建造铁矿床分为阿尔戈马型和苏必利尔湖型两大类。
Precambrian BIF iron ore deposit can be divided into two types, Algoma-type and Lake Superior-type.
前寒武纪条带状含铁建造铁矿床分为阿尔戈马型和苏必利尔湖型两大类。
Precambrian BIF iron ore deposit can be divided into two types, Algoma-type and Lake Superior-type.
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