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来自维基百科,自由的百科全书
南极海冰是指位於南冰洋的海冰。 [1]南极海冰通常厚度不到几米。夏季南极海冰厚度一般在1.5米左右,在某些海区冰厚可达2.0米左右[2]。21世紀以來,南极海冰面积屢創新低。[3]
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