To meet the restriction of the Montreal Protocol, the project to find new refrigerants to replace chlorofluorocarbon(CFC) and hydrochlorofluorocarbon(HCFC) is focused.

• 为了适应国际《蒙特利尔议定书》规定的禁用CFC和HCFC类物质的要求，亟待寻求它们的替代物。