中文摘要：

基于Web的远程教育网络在线虚拟实验室是信息时代的产物，在网络在线教育、科研领域中具有广阔的应用前景。在介绍远程基于Web的网络在线虚拟实验室的基本结构特征的基础上，论述了基于Web的网络在线虚拟实验室的工作模式及网络结构，并对其系统结构、元件库的创建和人机界面的设计及其实现的关键技术进行了分析和探讨。

英文摘要：

This article introduced the characteristics of the basic structure of the distance network virtual laboratory based on Web. Based on it, the article described its work mode and network sttucture, and analyzed and discussed its system architecture, building of component base and design of man-machine interface, and the key technologies of implementation.