By using the technology of XML and Java Applet in the courseware,expansibility of courseware and self-definition of the study content is realized. It can trace the teaching effect to realize the interactive teaching and learning based on network.

• 在课件中利用XML和Java Applet技术；实现了课件的可扩充性和学习内容的自定义性；教师能够追踪教学效果；实现了网络化的互动教学.