【摘要】 随着生活水平的提高,制冷技术带给人们舒适的生活条件,但它也给人们造成一些负面影响。在环境问题尤其是臭氧层破坏和温室效应问题日益加剧的形势下,制冷剂的发展及替代越来越受到世界各国的关注。本文介绍了制冷剂发展历程及世界各国商用制冷设备常用制冷剂的现状,以此为基础,总结了制冷剂未来发展趋势。更多还原

【Abstract】 As living standard rise,refrigeration technology bring people comfortable living conditions,but it also brought some negative effects.Under the situation of environment problems,especially destruction of ozone layer and growing of greenhouse effects,the development and replacement of refrigerants get more and more attention of the world.This paper introduces the development history and present situation of refrigerants used by commercial refrigeration equipment,and summarizes the refrigerant development trend in the future.更多还原