评述了离子交换树脂催化剂的催化性能和可回收利用性；
Compared with inorganic catalysts, the exchange resin as catalysts shows excellent catalytic performance and could be readily recycled.
五彩缤纷的卡通人物是各种可回收材料的标志，可以帮助孩子们了解回收利用的重要性。
Colorful cartoon characters were symbols of different kinds of recyclable materials, which could help children get to know the importance of recycling.
另外，非织造材料重量轻，安装施工极为方便，具有一定的装饰性，并且大多数产品可回收利用。
Besides, non-wovens have light weight and better ornamentality, can be conveniently installed and most of them can be recycled to reuse.
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