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专利文献基础知识 ppthttp://www.scipo.gov.cn/tools/7%E6%9C%88%E4%BB%A3%E7%90%86%E5%9F%B9%E8%AE%AD/%E5%85%AC
9Ahd586656/#keyfrom=dict2.tophttp://dict.youdao.com/w/%E5%88%B6%E6%9C%8D%E8%AF%B1%E6%83%91%E5%8D%81v
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