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脉羊齿类
小羽片为脉羊齿型的种子蕨类植物的集合。小羽片基部收缩成心形,以一点或部分附着于轴上,中脉至小羽片上部消散,侧脉羽状或简单网状。
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Markov distribution
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Markov forecasting approach
Markov forecasting method
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Markov function system
Markovian
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Markovianity
Markovian models of succession
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markov network
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