In many cases, a rectifying column with reflux is used to improve the performance of the batch still.
在许多情况下，用带有回流的精馏塔以改善间歇釜的分离性能。
By simulation, the effects of reflux ratio, the area of the preheat-cool exchanger, cool duty of still pot, heat duty of evaporator and the liquid flow recycled by pump on heat sens...
通过模拟计算，研究了回流比、预热冷却器面积、塔釜冷却量、蒸发器加热量以及泵循环流量对热敏精馏过程的影响。
However, the studies on the association between stress ulcer and bile reflux to the stomach with stress ulcer are still inconclusive.
但是关于应激时胃内胆汁反流与应激性溃疡关系的研究却甚少。
However, the studies on the association between stress ulcer and bile reflux to the stomach with stress ulcer are still inconclusive.
但是关于应激时胃内胆汁反流与应激性溃疡关系的研究却甚少。
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