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专业释义

  • shaanxi-gansu-ningxia old liberated regions
  • shaanganning revolutionary region

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双语例句

  • 本文历史现状方面分析了陕甘宁老区加强生态环境建设必要性

    The necessity of strengthening ecology environment construction in ShaanGanNing Revolutionary Region was analyzed from its history and present conditions in this paper.

    youdao

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