对于粘度随浓度变化较大的物料，在目前的工业蒸发操作中普遍存在传热系数低的问题，对此，河北工业大学张少峰等提出了一种新型多室双管程蒸发器。
In response to this problem , Professor Zhang Shaofeng of Hebei University of technology presented a new type evaporator with multi-separation chamber and double tube pass heater .
张少峰