Old and ancient abacus made of wood and attached with a metal plate. On a white background It is a tool for calculating. This is China's first calculator.

Old and ancient abacus made of wood and attached with a metal plate. On a white background It is a tool for calculating. This is China's first calculator.图片
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Old and ancient abacus made of wood and attached with a metal plate. On a white background It is a tool for calculating. This is China's first calculator.
  • 素材ID：229614551
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  • 格式：JPG
  • 作者：Thongchai
  • 最大分辨率：4463 x 3347px
  • 最大输出：37.79 x 28.34cm (300dpi) | 157.44 x 118.07cm (72dpi)
关键词
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