Gelatin has no antigenicity and exhibits good biocompatibility , it can be completely biodegraded and can support themselves to achieve vascularization .

明胶无抗原性，生物相容性好，可完全生物降解，可实现支架自身的“血管化”。

Catalytic wet oxidation ( cwo ) is an efficient method for treating organic wastewater that is highly concentrated , toxic , and difficult to be biodegraded .

湿式催化氧化法是一种有效处理高浓度、高毒性以及难生物降解有机废水的方法。