摘要
投影机是多媒体教室中的核心部分,使用和维护不当,极易造成损坏;本文结合工作实际,阐述如何正确使用和维护投影机,以延长它的使用寿命.
Projector is a core in multimedia classroom. If its application and ma intenance is not right, it will be easy to been banged up. The article introduce s how to right apply and maintain it so as to prolong its application life by su mming up author's experience.
出处
《中国教育技术装备》
2004年第9期41-41,43,共2页
China Educational Technology & Equipment
