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两步聚类birch算法.ppt
BIRCH:BalancedIterative Reducing Clusteringusing HierarchiesTian Zhang, Raghu Ramakrishnan, Miron Li
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基于改进BIRCH聚类算法的评价对象挖掘.docx
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birch还原..docx
Birch还原 芳香化合物用碱金属(钠、钾或锂)在液氨与醇(乙醇、异丙醇或仲丁醇)的混合液中还原,苯环可被还原 的1,4-环己二烯化合物。 反应机理 首先是钠和液氨作用生成溶剂化点子,然后苯得到一个电
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birch算法文本聚类应用举例.doc
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Endophytes associated with Himalayan silver birch (Betula utilis D. Don) roots in relation to season and soil parameters.pdf
Endophytes associated with Himalayan silver birch (Betula utilis D. Don) roots in relation to season and soil parameters
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Element contents in mountain birch leaves, bark and wood under different anthropogenic and geogenic conditions.pdf
Elementcontents mountainbirch leaves, bark andwood under different anthropogenic geogenicconditionsCl
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rainstorm effects on the biocontrol efficacy of the decay fungus chondrostereum purpureum against birch sprouting in boreal forests.[2020][appl mic.pdf
ENVIRONMENTALBIOTECHNOLOGYRainstorm effects biocontrolefficacy decayfungusChondrostereum purpureum a
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impact of air pollution on symptom severity during the birch, grass and ragweed pollen period in vienna, austria_ importance of o3 in 2010-2018.[20.pdf
impact of air pollution on symptom severity during the birch, grass and ragweed pollen period in vienna, austria_ importance of o3 in 2010-2018.[20
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expression characteristics and function of cas and a new beta-amyrin synthase in triterpenoid synthesis in birch (betula platyphylla suk.).[2020][p.pdf
Contentslists available ScienceDirectPlantSciencejournal homepage: /locate/plantsciE
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Bulk stable light isotopic ratios in archaeological birch bark tars.pdf
Bulk stable light isotopic ratios in archaeological birch bark tars

向豆丁求助:有没有birch?