The original batch recovery process was replaced by the process of neutralization setting and continuous rectification.
采用中和分层与连续精馏相结合的工艺取代了原有的间歇回收工艺。
The original batch recovery process was replaced by the process of neutralization setting and continuous rectification.
采用中和分层与连续精馏相结合的工艺取代了原有的间歇回收工艺。
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