From Wikipedia, the free encyclopedia
珊瑚礁(英语:coral reef)是石珊瑚目个动物形成个一种结构。箇个结构可以大到影响其周围环境个物理搭生态条件。勒深海搭浅海中均有珊瑚礁存在。渠拉是成千上万个由碳酸钙组成个珊瑚虫个骨骼勒数百年到数万年各生长过程中形成个。
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