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- 自然工质R290natural refrigerant R290
- 自然工质natural refrigerant
- 国内外自然工质研究现状与发展趋势Worldwide state-of-the-arts and trends of natural refrigerants
- 自然工质复叠式制冷循环替代与节能研究Study on Replacing and Energy- saving of Natural Refrigerants Cascaded Refrigeration Cycle
- 自然nature
- 带回热器的自然工质复叠制冷系统性能分析Analysis on the Performance of Nature-refrigerant Cascade Refrigeration System Using Liquid-suction Heat Exchanger
- 自然工质低温复叠式制冷循环的热力学分析与比较The thermodynamic analysis and comparison on low temperature natural refrigerant cascade cycle
- 关键词:风景园林;生物生境;研究;物理性构造;河川自然工法Key words: Landscape Architecture; Biotope Landscape; Study; Physical Property Structure; Method of Natural River Landscape Creation
- 磁工质working material
- 氨工质ammonia pair
- 工质对working pairs
- 纯工质Pure refrigerant
- 热力参数的对比变换与流体工质热力性质的通用对比方程THE CORRESPONDING PARAMETER TRANSFORMATIONS AND THE GENERAL CORRESPONDING-STATES EQUATIONS OF THERMODYNAMIC PROPERTIES OF WORKING FLUIDS
- 流体工质working fluid
- 工质参数working medium parameter
- 工质流动Working fluid flow
- 工质匹配Working mediums suitability
- 控制工质controlled medium
- 混合工质refrigerant mixture
- 替代工质alternative refrigerant
