随着现代投影技术的发展以及人们对大屏幕显示画面需求的增加,投影仪的应用已经遍及到工作,学习、生活中的各个角落。但大多数消费者对投影仪的工作原理、各项参数、安装方法等仍然不甚了解,尤其在购买时,很多人并不清楚应当考虑哪些指标以及需要哪些功能。为此,我们特别组织了本文,旨在系统地讲解投影仪的各项知识。 With the development of modern projection technology and the increasing demand for large-screen display, the application of projectors has spread to every corner of work, study and life. However, most consumers still do not understand the working principle, parameters, and installation methods of the projector. Especially when buying, many people do not know which indicators should be considered and which functions are needed. To this end, we have specially organized this article, designed to systematically explain the projector’s knowledge.