“extraction indexing”的概念、定义、翻译、参考文献-科学参考

单词	extraction indexing
释义	extraction indexing Encyclopedia 管理学标引释 extraction indexing抽词标引不依据词表，直接从被标引文献的题名、文摘或正文中抽取标引词，以表达文献主题内容的标引方法。简称抽词。
随便看	injective function injective graph injective homomorphism injective hull injective hull of a module injective ideal injective mapping injective module injective morphism injective object injective patch injective radius injective relation injective representation injective resolution injective ring injective sheaf injective simple module injective topology injective von Neumann algebra injectivity injectivity radius injector injectron Injeongjeon Hall

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