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並前往https://www.researchgate.net/publication/229277653_R134a_and_various_mixtures_of_R22R134a_as_an_alternative_to_R22_in_vapour_compression_heat_pumps

R134a and various mixtures of R22/R134a as an alternative to ...

The main purpose of this study was to investigate the possibilities of using R134a as a working fluid to replace R22 for vapor compression heat pumps.

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