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美国国家技术信息服务中心将推出新的服务项目美国政府每年要在研究与开发项目上花费数十亿美元，产生出难以统计的报告和数据资料。如何让用户及时通过自己满意的方式从这浩如烟海的资料中得到所需信息，一直是信息工作者面临的一个挑战。美国国家技术信息服务中心（Ｍｈ...
U.S. National Technical Information Service to Launch New Service Project The U.S. government spends billions of dollars each year on research and development projects, producing hard-to-compile reports and data. How to get users to get the information they need from this voluminous information in a satisfactory manner by their own users has always been a challenge for information workers. U.S. National Technical Information Service Center