人们受天花绝迹的启示,试图通过麻疹疫苗接种达到消除麻疹的目的。冷链是保证麻疹疫苗效价的重要保证。从冷链设备的一次性投资和冷链运转后麻疹发病情况分析,计算运转后经济效益和社会效益,看冷链与消除麻疹两者的关系。 Inspired by the disappearance of smallpox, people try to eliminate measles through measles vaccination. Cold chain is an important guarantee to ensure the potency of measles vaccine. From a one-time investment in cold chain equipment and analysis of the incidence of measles after cold chain operation, calculate the economic and social benefits after running, and look at the relationship between the cold chain and elimination of measles.