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本文阐明了专利文献的特点与作用，对专利文献的价值与应用进行了探讨，说明了专利文献是技术经济和生产活动中必不可少的信息资源．
This paper clarifies the features and functions of patent documents, explores the value and application of patent documents, and shows that patent documents are indispensable information resources in technical economy and production activities.