文献检索及文献综述GMJ.pptVIP

文献检索和文献综述 高美娟 高一数学组 Dec 12, 2009 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. 检索技巧 为什么要检索 文献检索 1 2 3 常用资源 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. 为什么要检索 继承前人经验，加快科研步伐 阅读的科技文献、学习的教材内容，往往是几年、几十年、上百年前的发现或研究成果，而这些成果对我们现在的研究往往有着不可忽视的作用 进行科研创造的需要就科学研究的全过程来说，无论是新课题还是老课题，在课题的确定、规划的制定、方案的取舍、难点的攻关，还是成果的鉴定和总结，也都离不开文献检索 通过文献检索可以了解老课题的必威体育精装版进展，新课题的进展程度，从而及时地了解学术前沿 对于那些尚未立题的科研项目，更要进行文献检索，为科研的开展做好前期工作。据统计，一个科技人员查阅科技文献的时间，往往占全部工作时间的三分之一 如果科技人员掌握文献检索的知识和方法，就能大大节省花在来查找资料上的宝贵时间，从而加快科研速度，早出科研成果 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. 检索技巧 明确查找目的与要求 选择检索工具 确定检索途径和方法 根据文献线索，查阅原始文献 描述准确无误 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. 两个例子 刘德华2009年在长沙举办的演唱会 函数单调性的视频讲座 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. 两个例子 刘德华2009年在长沙举办的演唱会 函数单调性的视频讲座 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. 常用的资源 Evaluation only. Created with Aspose.Slides