lyophilized collagen 冻干胶原...collagen n.胶原骨胶原;胶原胶原...modified collagen fiber 变形胶原纤维...collagen sugar 胶原糖,甘氨酸...collagen thesaurismosis 胶原沉着病,硬皮病...collagen fibrils 胶原纤维...
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