【摘要】 在多媒体教学日益普及的背景下,调查了天津市几所高校多媒体教室的光环境,选择了三种不同采光照明方式的多媒体教室,对其在天然采光方式下的桌面照度、黑板照度、投影大屏幕亮度等进行了测试,对投影大屏幕清晰度予以了主观评价,分析了多媒体教室天然光环境存在的问题并提出了解决对策.更多还原

【Abstract】 Under the background of multimedia-teaching model expanding by degrees, natural light environment of some multimedia classrooms in Universities in Tianjin were investigated. Among of them, three was selected to have a comprehensive measurement. Later we evaluated the definition of projection in large screen and then give some proposals to improve the defect of natural light environment in those rooms.更多还原