高校图书馆评估指标体系中的现行定量方法存在两个问题：一是评估结果排序范围有限，无法评估“好中更好”和“差中更差”；二是评估方法中的评分标准欠规范，因此，本文提出运用功效函数法对现行定量评估方法予以改进，改进后的方法能符合数学逻辑，同时也简便易行 There are two problems in the current quantitative method in the evaluation index system of university library: one is the limited range of the evaluation results, the “good is better” and the “worse is worse”; the other is the evaluation standard is not standardized Therefore, this paper proposes to use the Efficacy Function method to improve the current quantitative assessment method, the improved method can meet the mathematical logic, but also simple and easy