临床医疗对于高烧患者的冷敷降温,出海渔轮捕捞上来的水产品,以及各种食品、化工生产及科研活动中,需进行物品和溶液的冷却降温及保冷运输,多年来,人们总习惯地采用体积大,数量多的人造冰或天然冰。这种冰作为冷却降温使用的缺点是,不仅运输困难,耗冰量大,而且还因冰解冻后析出水份会沾污被冷却物品。 Clinical medicine for cold cooling in patients with high fever, sea fishing catch of aquatic products, as well as a variety of food, chemical production and research activities, the need for cooling of articles and solution cooling and cold transport, over the years, people always used the volume Large, large number of artificial ice or natural ice. The disadvantage of using the ice as cooling and cooling is that it is not only difficult to transport, but also consumes a large amount of ice, but also precipitates the water to be cooled after it is thawed.