“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	external quality external quantum efficiency external radiation protection external radio frequency electromagentic environmental and susceptibility test external rate of return external ray external realms external recruitment external reflection external regeneration system external releasing agent external resonance external respiration external return external review external schema external-shaping theory of value external shock external similitude center external skills of actors external software quality external-soil spray seeding techniques external sort external source hypothesis external space

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