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情报服务的主要功能是向用户预报各种文献中的有关情报,为用户查索并提供所需要的文献。计算机检索和传递文献已经付诸实践,通过一些情报经纪人和计算机化的图书馆网络来进行。当进行文献检索时,联机体系可提供全文文献,利用把论文全文记录在录象磁盘上的方式,一些主要的出版商进入了联机文献提供领域,然后,按照用户的需求检索特定的文献并提供各种原件复制本。进一步发展方向是通过宽带通信网络和新近发展起来的复印技术、传真及终端设备等,实现全文直接传输到用户家里(或办公地)的目的。
The main function of the intelligence service is to provide the user with information in various documents and to search and provide the necessary documents for the user. Computer retrieval and transmission of literature has been put into practice, through a number of intelligence brokers and computerized network of libraries to carry out. When conducting literature search, the online system can provide full-text documents. By recording the full text of the paper on video disks, some major publishers have entered the field of on-line document provision, and then search for specific documents and provide them according to the needs of users Various original copy. The further development direction is through the broadband communication network and the newly developed copy technology, fax and terminal equipment, etc., to achieve the full text of the direct transmission to the user's home (or office) purposes.