Y2O3溶胶复合薄膜
Y2O3-containing sol-gel composite film
复合溶胶-凝胶工艺
Sol-gel composite technology
聚电解质复合溶液
polyelectrolyte complex solution
壳聚糖胶原复合膜
collagen-chitosan membrane
壳聚糖-胶原复合载体
chitosan-collagen multiplicity carrier
铝镁复合溶胶
aluminum-magnesium hydroxide