近几年来,世界很多国家,特别是日本,蓄(保)冷剂的应用已十分普遍。蓄(保)冷剂,又称“冰枕”(见图1)。它主要为小空间提供一个短时间的所必需的低温冷藏环境。在正常生活和生产中,我们有较多的冷冻食品、生物制品(如疫苗,丙种球蛋白)、活小动物(如鱼苗、沙蚕等),在短途运输过程中,由于缺乏附有制冷装置的 In recent years, many countries in the world, especially Japan, have become very common in storing refrigerants. Accumulation (Paul) refrigerant, also known as “ice pillow” (see Figure 1). It mainly provides a short time for a small space the necessary cold storage environment. In the normal life and production, we have more frozen food, biological products (such as vaccines, gamma globulin), live animals (such as fry, sandworm, etc.), in the short course of transport, due to the lack of refrigeration equipment of