形状记忆聚合物在4D打印技术下的研究及应用
郝天泽,肖华平,刘书海,谷建峰

Research progress and related applications of shape memory polymers in four-dimensional printing technology
Tian-ze HAO,Hua-ping XIAO,Shu-hai LIU,Jian-feng GU
图 9 4D打印绳子水中变形及立方体自折叠
Fig.9 4D printing rope deformation in water and cube self-folding