1.引言随着Internet的迅速发展,网络技术的应用也在不断深入和扩大。目前,虚拟学校、网络教室和远程教育已经成为十分重要的网络应用。由于使用计算机网络开展教学,可以使优秀教学资源共享,方便开展协作化学习和个别化学习等多种教学模式,以及支持实现教学过程自动化等,因此,近年来越来越受到教育工作者和学习者的青睐。 1. Introduction With the rapid development of Internet, the application of network technology is also deepening and expanding. At present, virtual schools, online classrooms and distance education have become very important network applications. As the use of computer networks to teach, you can share excellent teaching resources, to facilitate collaborative learning and individualized learning and other teaching modes, as well as support for teaching process automation, etc., in recent years more and more educators and learning Of all ages.