With the perfection and diversified of the network and multimedia image technology, people can propagate,copy, store and deal with a lot of multimedia information very conveniently.

• 随着网络和多媒体图像技术的日趋完善和多样化,人们可以很方便地传播、拷贝、存储和处理图像、音频、视频和文本等多媒体信息。