【摘要】 本文系统地回顾了投影电视荧光粉的发展轨迹。总结了人们在材料制备上取得的成就和当前 存在的问题。并且对解决这些问题所做的工作做了简要的介绍，简单地描述了几种新材料的特性。更多还原

【Abstract】 In this paper, the principle of Projection Television, the developping of phosphors of . the achievement in material preparation and the problem which still need to be solovedand the new material property in luminescence those are syntherized recentily were summariged.更多还原