失活催化剂烧焦再生后，其活性可基本恢复到新鲜催化剂的水平。
The activity of the regenerated catalyst was almost the same as the fresh catalyst.
失活催化剂颗粒间出现粘连，再生催化剂的颗粒粘连现象有所改善。
Deactivated catalyst particles have some agglomeration, the particle agglomeration of regenerated catalyst is improved.
探讨了催化剂失活的原因，以及活化后与新鲜、失活催化剂的差别。
The reasons for catalysts deactivation is discussed, and difference of fresh, deactivated and regenerated catalysts is analyzed.
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