1.什么叫冷链链疫苗的冷藏、冷运输成链叫冷链。在计划免疫工作中,为了保证疫苗的效价,无论是生产疫苗的单位,还是使用疫苗的单位,其运输和贮存,都要按规定,使疫苗处于保冷状态。为此,各个环节互相衔接,紧密配合,一环扣一环,形成一条“链”,称之为冷链。 2.各种疫苗对温度的要求 1. What is cold chain vaccine cold chain, cold chain transport called cold chain. In the planned immunization work, in order to ensure the potency of the vaccine, both the unit producing the vaccine and the unit that uses the vaccine must be kept under cold conditions for transportation and storage as required. To this end, all aspects of convergence with each other, work closely with a chain, forming a “chain”, called the cold chain. 2. Various vaccines on the temperature requirements