Aquamarine product sample Aq-5-5 (a)and the slice(b)

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Cardboard model sample 13, two-dragon jade ornament (a) and the actual photo of the jade ornament in Jin Xiang Yu Ying (b)

2024, 26(4): 77-85.

A Discussion on the Application of the Principle of Leverage in Ancient China—Taking Balancing Effect of the Jade Pendant in the Collection of Hubei Provincial Museum as an Example .

Figures of the Article

"Huang" characters in oracle bone script
35 pieces of jade ornament cardboard model samples
Cardboard model sample 2, a dragon-shaped jade ornament (a) and the actual photo of the jade ornament in Jin Xiang Yu Ying (b)
Cardboard model sample 4, a dragon-shaped jade ornament (a) and the actual photo of the jade ornament in Jin Xiang Yu Ying (b)
Cardboard model sample 13, two-dragon jade ornament (a) and the actual photo of the jade ornament in Jin Xiang Yu Ying (b)
Cardboard model sample 5, a jade ornament with double-headed dragon and valley pattern
The valley pattern double-headed dragon-shaped jade ornament in Jin Xiang Yu Ying
Cardboard model sample 6, a dragon-shaped jade ornament(a) and the actual photo of the jade ornament in Jin Xiang Yu Ying (b)
Other holes in the cardboard model sample 2 (green dots: the original holes; red dots: the new holes for test)
Other holes in the cardboard model sample 6 (green dots: the original holes; red dots: the new holes for test)
Suspension schematic diagram: (a, b) extension line at any suspension point; (c) Perpendicular line over the center of gravity and perpendicular to the horizontal direction of the jade body)

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