摘要
多媒体教学中 ,如何正确地选择投影机的投影尺寸和亮度是必须解决的一个实际问题。本文就两者的关系及其对投影效果的影响进行了研究 ,并根据理论计算结合实际经验 。
In practical teaching of audiovisual education, we have to solve an actual problem which is how to correctly select the projection size and brightness of the projector In this article we make a study of the relationship between the size and brightness as well as their influence on the projection result According to the theoretical calculations and the practical experience, we put forward a way to solve the problem
出处
《广西工学院学报》
CAS
2001年第1期22-24,共3页
Journal of Guangxi University of Technology
