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mid-Carboniferous event
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mid-Carboniferous event
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理学
中石炭世事件
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mid-Carboniferous event
中石炭世事件
石炭纪中期密西西比亚纪-宾夕法尼亚亚纪之交,伴随着环赤道洋流的转向和晚古生代盛冰期的开始,海洋中发生的一次显著的生物更替事件。又称谢尔普霍夫事件。
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finite length
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finitely additive
finitely additive class
finitely additive function
finitely additive measure
finitely axiomatized
finitely axiomatized calculus
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finitely axiomatized theory
finitely based variety
finitely cocomplete category
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finitely connected domain
finitely connected manifold
finitely covered
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finitely determined
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