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•      :handliteratureinformationretrievaltoolsandcomputerinformationretrievaltoolforthetwotypes。
    Thesetwotypesofinformationretrievaltoolsforitsbasicfunctions,scopeofapplication,theadvantagesanddisadvantages,alsolistedsomeofthecommonlyusedhandtoolsandretrievesomeofthecommonlyusedcomputersearchenginesearchtoolsandin formationretrievaltoolsonthechoiceofImportanceofinformationretrievaltooltoselectthebasicprinciplesandmethods,andotherissues。
      Searchstillonforthefuturedevelopmentoftoolstoexplorethetrend。另一种翻译:Conten :Manualliteratureinformationretrievaltoolandcomputerinformationretrievaltooltwobigtypes。
      Carriesonitsbasicfunction,theapplicablescope,themeritandtheshortcomingintroductiontothesetwobigtype'sinformationretrievaltool,meanwhileenumeratessomecommonlyusedmanualsearchingtoolandsomecommonlyusedcomputersearchengineretrievaltool,andelaboratedtheimportancewhichtheinformationretrievaltoolchooses,questionsandsoonprinciplewhichandessentialmethodtheinformationretrievaltoolchooses。
      Alsotowillretrievetool'sfuturetrendofdevelopmenttocarryonthediscussion。 [展开]

  s*** 2008-05-01 16:30:14 0 评论