Multimediaprojector, audio equipment, board, microphone system, so that you enjoy a conference.
多媒体投影机、音响设备、白板、麦克风系统，让您的会议成为享受。
2
This article introduces the basic operational steps and some common maintenance methods of multimediaprojector.
介绍了多媒体投影机的基本操作步骤和一些常用的维护方法。
3
Built a 100 square meters can accommodate 60 people classroom teaching of the theory, the installation of a multimediaprojector and curriculum in line with the requirements of educational software.