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.
我相信你们都知道回收利用的重要性。回收利用是指回收旧物品，并且把它们变旧为新。
I'm sure you all know how important recycling is. Recycling is when you take old things and turn them into new things.
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.
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