The outward bound training has the practical application prospect in the interactive promotion of subject information services. Hebei Union University Library has carried out the interactive promotion activity of subject information services based on the outward bound training, including organizing and planning, publicity activities, theme selection, method selection, and so on. Through comparatively analyzing the before and after of activities, we could find out that the outward bound training has realized the good effect in subject information services. Therefore, university libraries should make use of accurate statistical methods to analyze the large sample data, encourage resource providers organizing activities around their products, promote the continued development of activities through a variety of ways, moderately lead off-campus user's participation, in order to promote the better development of subject information services.%拓展训练在学科信息服务互动推广中具有现实的应用前景。河北联合大学图书馆开展了基于拓展训练的学科信息服务互动推广活动，包括组织策划、活动宣传、主题优选、方法选取等。通过对活动前后的对比分析发现，拓展训练在学科信息服务中取得了良好的效果。因此，高校图书馆应运用精确的统计方法进行大样本数据分析，鼓励资源提供商围绕自身产品组织活动，通过多种方式推动活动的持续化发展，适度引导校外用户参与，以促进学科信息服务更好地开展。
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