数据库使用指南

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数据库使用指南. 中经网产业数据库中经网统计数据库. 主要内容. 一、数据库简介二、检索和使用数据库登录入口中经网产业数据库中经网统计数据库. 数据库简介. 中经网产业数据库：由国家信息中心中经网精心打造、覆盖机械、汽车、电子通讯、医药、石油化工、能源、交通、房地产、钢铁、旅游等 10 多个产业集群的全新数据库产品。该数据库将时间序列和截面报表、上下游产业链数据、行业与企业数据按照分析研究人员的使用习惯集成，表现形式通过数据库与数据图表的有机结合。

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Mar 18, 2014

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数据库使用指南

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