An image shows that the triangular pyramid shows that the sum of the amount of excavation OR prisms at the crossing of equal height, if the number of prisms increases indefinitely, vintage line drawing or engraving illustration.

An image shows that the triangular pyramid shows that the sum of the amount of excavation OR prisms at the crossing of equal height, if the number of prisms increases indefinitely, vintage line drawing or engraving illustration. - 132977935

類似的圖片 (向量圖像,SVG與EPS)

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