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????????? 0816108A ????

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hcfc r-22 hfc r-410a wt% r-22 100 r-32/r-125 50/50 -40.8 -51.4 ... – PowerPoint PPT presentation

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Title: ????????? 0816108A ????


1
?????????0816108A ????
  • ??????????????????????R-22?
  • ??????????????????????????
  • ?????????????
  • ??????????

2
???????
HCFC?? R-22 HFC????? R-410A
?? (wt) R-22 (100) R-32/R-125 (50/50)
??(?) -40.8 -51.4
??????? 0.055 0
??????? 1700 1730
R-407C?????????R-22?????????
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