中文摘要：

运用平衡计分卡模型构建图书馆知识信息服务综合评价模型，利用评价模型和“十字提取”构建知识信息服务初始指标体系；运用项目分析、信度分析和效度分析、均值计算等统计方法进行初始指标的优选和校验，形成科学合理的优选指标。

英文摘要：

The paper constructs the model of the library knowledge and information service evaluation based on the balanced scorecard, uses the evaluation model and the ＂cross extract＂ to build the original indexes system of knowledge and information services ; uses the item analysis, reliability analysis and validity analysis, the calculation of the mean statistical methods to form a scientific and rational optimization targets.,