该文以Kress&Van Leeuwen视觉图像分析框架和系统功能语言学理论为依托,从符号资源的意义建构方式的角度,以中国中小学语文获奖PPT课件为研究对象,探讨PPT是怎样利用视觉符号,听觉符号,图文关系多种模态的配合与协同完成传递信息,实现意义的多模态建构的目的。 Based on Kress & Van Leeuwen visual image analysis framework and system functional linguistics theory, this paper studies the PPT courseware in Chinese primary and secondary schools from the perspective of symbolic resource meaning construction and discusses how PPT uses visual symbols, auditory symbols , The cooperation of the multi-modalities of the graphic and textual relationships and the accomplishment of the multi-modal construction of meaning through transmitting information.