Then a chemical precursor to PDMS—a free-flowing liquid—is poured over the bas-relief master and cured into the rubbery solid.
Then a chemical precursor to PDMS—a free-flowing liquid—is poured over the bas-relief master and cured into the rubbery solid.
然后把PDMS的化学前驱物（一种可随意流动的液体）倒在浅浮雕主片上，使它凝结为固体橡胶。