How to translate this sentence?
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To remove compounds heavier than benzene from the catalyst, the Alkylation Reactor System should be flushed with feed benzene for six volume changes after the ethylene feed is shut down. What does the red mean? This post was last edited by beileim1 on 2009-2-9 10:26 ]
It should be that the medium in the shell was completely replaced with benzene six times.