炉前混氢, 器内氮气循环再生法怎么翻译? Suppose you are talking about hydrotreating process. 炉前混氢 pre-mix H2 into the feed prior to introducing the feed into the heating zone of a furnace 器内 氮气 循环再生法 catalyst regeneration within the reactor by N2 re-circulation查看更多3个回答 . 1人已关注