Under normal conditions, the refrigerant enters the compressor in an operating refrigeration system as a （）.<br>A:liquid<br>B:dry saturated gas<br>C:wet saturated gas<br>D:superheated vapor

Under normal conditions, the refrigerant enters the compressor in an operating refrigeration system as a （）.
A:liquid
B:dry saturated gas
C:wet saturated gas
D:superheated vapor

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