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在我国大、中型水产冷藏库中，一般都采用上吹风或下吹风式隧道吹风冻结装置，适用于大批量的冻结15-20公斤裸冻鱼块。但由于近年来海洋渔业资源的变化，经济海水鱼产量比例逐年下降?各地又新建了许多小型水产冷藏库，对捕获的虾、蟹、小杂鱼等水产品都实行小包装冻结加工方式，不但市销很受欢迎,

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The subjects of how to atain the goals of high output with lower consumption in ice making production and of high efficiency through ice maker available have been attracted by the ice making industries. The article presents the whole progress of refitting the gas-liquld separator of ice making system.Sueh an attempt is of new and practical innovation.