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本文借助υ—u图象分析和研究了透镜成像规律,比较形象、直观地反映成像的虚实、大小,以及物像速度的关系.
In this paper, the imaging law of the lens is analyzed and studied with the aid of the υ-u image, and the relationship between the imaging reality, the size of the image, and the speed of the object image is visually and intuitively reflected.