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Good book for hand held devices and cordless DECT protocols

sql 语法大全。对初学数据库的人非常有用。-sql Grammar Series. For beginners databases are very useful.

在信息世界中，信息从客观事物出发流经数据库，通过决策机构最后又回到客观世界，信息的这一循环经历了三个领域：信息世界，数据世界，现实世界。现实世界的事物反映到人的头脑中，人的大脑对它有个认识过程-in the world of information, information from an objective database of things starting to flow through, the final decision-making body back to the objective world and the information that cycle has experienced three areas : the world of information, data world, the real world. The real world of things to reflect people"s minds, the brain it is recognition process

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Introduction data structure#1

软件项目管理综述，包括定义、基本特点等概念，是学习软件项目管理的入门介绍。-Chapter Summary of project management software, including the definition of the concept of the basic characteristics, the study of software project management to introduce the entry.

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数据相干分析的可信度，评价相干分析数值是否有意义-the confidence level of coherence

这个是基于matlab的二次型的最优化问题的课件，值得一看。-This is based on the matlab quadratic optimization problem of the courseware, worth a visit.

计量经济模型,SWARCH模型(含体制变换的ARCH)原代码-Econometric model, SWARCH model (including the institutional transformation of the ARCH) original code