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随着社会经济和科学技术的发展,人们的饮食习惯和食品结构发生了很大变化,普遍要求生产和供应营养、方便、卫生的现代食品,速冻食品便是其中之一。 速冻食品是指将高质量的食品原料在采摘或生产后,尽可能短时间内进行适当预处理,并快速冻结至-18℃以下经加工包装后的一种食品。速冻的要求是30分钟内通过食品最大冰晶生成带(-1～-5℃),迅速降低到-18℃以下贮藏。在这样的冻结条件下,食
With the development of social economy and science and technology, people’s dietary habits and food structure have undergone great changes. They generally demand the production and supply of nutritious, convenient and hygienic modern foods. Quick-frozen foods are one of them. Frozen food refers to a type of food that is processed and packaged at a temperature of -18°C or below after it is properly pretreated as soon as possible after picking or producing high-quality food materials. The requirement for quick-freezing is to pass through the maximum ice crystal production zone (-1 to -5°C) within 30 minutes and quickly reduce to below -18°C for storage. In such frozen conditions, food