URL:https://www.researchgate.net/publication/336019916/figure/fig1/AS:806884688789504@1569387709278/a-Schematic-diagram-of-preparing-PEGDA-PUA-inverse-opal-photonic-crystal-films-b_Q320.jpg
掲載元:https://www.researchgate.net/figure/a-Scheme-of-a-solvent-driven-walking-device-on-a-ratcheted-substrate-b-Top-view_fig5_336019916