The sudden reduction of pressure occurring within the crankcase of a refrigeration compressor during starting causes the （）.<br>A:sudden evaporation of wax crystals in the lubricant<br>B:sudden evaporation of entrapped air in the lubricant<br>C:release of refrigerant from the oil/refrigerant mixture<br>D:release of dissolved lubricant from the refrigerant

The sudden reduction of pressure occurring within the crankcase of a refrigeration compressor during starting causes the （）.
A:sudden evaporation of wax crystals in the lubricant
B:sudden evaporation of entrapped air in the lubricant
C:release of refrigerant from the oil/refrigerant mixture
D:release of dissolved lubricant from the refrigerant

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