natural refrigerants r 自然工质r
natural refrigerants of r 自然工质r
natural refrigerants r 290 自然工质r
On the basis of theoretical and experimental study of the Reverse-Brayton Cycle with binary natural refrigerants, this study was put forward.
在二元天然工质应用于逆向布莱顿循环的理论与实验研究基础上，提出了本课题。
The introduction of appropriate standards and regulations project for use of natural refrigerants seeks a highly qualified organization that will provide its professional services.
使用天然工质制冷剂产品的标准及法规研究项目寻求一家符合资质的单位或组织提供相关的咨询服务。
Solid adsorption refrigeration, using natural, harmless refrigerants and heat recovery system, has its advantage and bright future, compared with the traditional refrigeration system.
以天然无害制冷剂及余热作为能源的固体吸附式制冷与常规制冷相比有着不可估量的发展前景。
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