一、对象选择 作为社会系统中,信息系统组成部分的图书馆,其运行目标在于实现传播知识和提供情报双重职能。这就需要具备丰富的物质基础——藏书。而藏书则是通过投入一定的人力、物力及资金采集图书资料,经整理、加工、提供使用来实现的。显然,图书的价值是通过被使用体现出来的。图书利用率则是 First, the object selection As a social system, the information system components library, its operating objective is to achieve the dissemination of knowledge and intelligence to provide dual functions. This requires a rich material base - collection of books. The collection of books is through the input of a certain amount of manpower, material and financial resources to collect books, finishing, processing, providing use to achieve. Obviously, the value of books is embodied by their use. Book utilization is