As the current hypermedia data models have great deficiency in dynamics, flexibility, adaptability, etc., the application fields of the systems built on these data models are limited.

• 但现有的超媒体数据模型在动态性、灵活性、适应性等方面存在明显的不足，使以这些数据模型为基础建造的系统的应用领域受到了很大的限制。