| 1. | Air - refrigeration machine will be applied to the food - refrigeration is need of environmental protection and saving energy . the air - refrigeration in open - mode , cold - quantity reclaim , low - press , direct - cooling air , absorbing - heat cycle have many characteristics to adapt to the food refrigeration requirements 将空气制冷机应用于食品的冷冻,是环保和节能的需要,空气制冷的开式回冷低压直接冷却吸热循环方式有许多适应于食品冷冻要求的特性。 |