短語詞組短語Subject or Heading 事由Medical Subject Heading 醫(yī)學(xué)主題詞表;醫(yī)學(xué)主題詞subject heading authority list 授權(quán)標題表LC Subject Heading 國會圖書館標題表;相關(guān)subject heading indexing 主題標引Libraryof Congress Subject Heading 美國國會標題表Curriculum subject heading 課程主題詞Subject Line or Heading 事由The subject heading 事由 返回 subject heading