冷冻机的发明已有一百年的历史,俄罗斯早在1886年就已在渔场用《湿法》冷冻鱼,用冰和盐混合物冷冻鱼,没有人造冷气,产品明显腌透。1926年苏联阿斯特拉罕制造了第一台《湿法》冻鱼的设备,同时有位教授提出和研究了二氧化碳冷冻法,给发展低温 The invention of the freezer has a history of one hundred years. In Russia, as early as 1886, frozen fish were wetted by “wet method” in the fishing grounds, and the fish was frozen with a mixture of ice and salt. There was no man-made air conditioner and the product was marinated clearly. In 1926, Astrakhan, the Soviet Union, created the first “wet” frozen fish equipment. At the same time, a professor proposed and studied the carbon dioxide freezing method to develop low temperature