三稳定格子结构单元有三个稳定形状，三个稳定形状是平面矩形格子、下凹 曲面格子和上凹曲面格子。

Each tristable lattice structure unit has three stable shapes, wherein the three stable shapes are planer rectangular lattices, lower concave curved lattices and upper concave curved lattices.

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三稳定格子结构单元有三个稳定形状，三个稳定形状是平面矩形格子、下凹 曲面格子和上凹曲面格子。

Each tristable lattice structure unit has three stable shapes, wherein the three stable shapes are planer rectangular lattices, lower concave curved lattices and upper concave curved lattices.

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