with the develoment of internet and the reform of the educational theory, the based-wed cl is regarded as a new effect instruction module 摘要随著网络技术的发展和教育理念的变革,基于网络的协作学习被认为是实施素质教育的一种新的有效教学模式。
the fault diagnosis system is made of the topology analysis module and fault diagnosis and instruction module . the two parts are comparatively independent 此变电站故障诊断系统由变电站拓扑分析和动态着色模块、变电站故障诊断指导模块组成,二者是相对独立的。