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 10 复杂打印结构遇水溶胀
Fig.10 Complex printing structure swells with water