中文摘要：

网络学习已经成为一种重要的教育和培训手段。网络学习平台的构建和选择对学习效果有显著的影响。介绍了4种权威网络学习平台技术等级的划分以及实现这些技术等级的方法，并阐述了现代大学生网络学习平台的发展趋势。

英文摘要：

E-learning has been one of the most important means for education and training.As the levels of E-learning platform are important guarantees of the effective E-learning,this paper introduces four kinds of authoritative divisions of levels of E-leaning platform and the ways to realize them.Moreover,it expounds the trend of the development of modern E-learning platforms.