随着现代科学技术的迅速发展,世界上情报资料的出版量,正以惊人的速度增长,目前每年产生的科技情报资料约为350万件。这些科技情报资料再通过多种形式的出版物,公布与众。大致分为:期刊论文200万件;专利资料100万件;技术报告20万件;学位论文20万件;会议资料10万件。这些情报资料,人们把它视为同煤,铁,石油等自 With the rapid development of modern science and technology, the amount of intelligence information published in the world is increasing at an alarming rate. At present, there are about 3.5 million science and technology intelligence materials each year. These scientific and technological intelligence materials are publicized through various forms of publications. Can be roughly divided into: 2 million journal articles; 1 million patents; technical reports 200,000; dissertation 200,000; meeting materials 100,000. These intelligence materials, people regard it as the same coal, iron, oil and other self