Wireless Controller for PowerPoint Screening based on USB2.0 Port;
USB2.0接口的PowerPoint无线放映控制器
Theoretical analysis and experimental re- suits show that it is an ideal type for projection xenon lamp.
本文介绍了放映氙灯电源的构成、技术要求,详细研究了 KD750-C型放映电源的结构特点、工作原理及设计方法。
This article analyzes the status quo of the projection of movies in colleges and universities, probes into the factors restricting the development of the projection of movies,and puts forward some countermeasures from the complete procedures involving the promotion,the organization,and the projec- tion.
通过对高校电影放映工作的现状分析,探讨制约高校电影放映工作发展的几点因素,从电影的宣传、组织和放映的完整工作程序上,提出了扩展电影放映工作空间的应对策略。