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Multiple-choice question on October 13, 2017; replies will earn 0–6 points (no scoring for replies sent more than 1 day after posting. Thank you for your replies)

2017-10-13View Original

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When the processing volume is large, a large number of heat exchangers are required. To prevent excessive pressure drops in the system, ( ) method can be used for heat exchange. ___. (Atmospheric and vacuum distillation unit) (1) Series (2) Parallel (3) Multi-stage Answer: (2)

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