科技情报检索是科研工作中的重要环节，也是科研成果评价的必要手段。
Search of scientific and technologic literatures is an important step in the research work and the necessary means of result appraise.
科技情报检索是科研工作中的重要环节，也是科研成果评价的必要手段。
Search of scientific and technologic literatures is an important step in the research work and the necessary means of result appraise.
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