There is the photo of Cai Yilin on the wall.
墙上有一张蔡依琳的照片。
Part Five: The teaching design of CAI courseware on Geography.
第五部分：多媒体地理课件的教学设计。
Part Four: Research on the production of CAI courseware for Geography teaching.
第四部分：课堂教学型CAI课件制作的研究。
Presents the Significance of research on CAI system for machine experiment.
阐述了研究机械设计实验计算机辅助教学系统的意义。
Presents the Significance of research on CAI system for machine experiment.
阐述了研究机械设计实验计算机辅助教学系统的意义。
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