Noise in a refrigeration compressor can be caused by ().
相似题目
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The receiver used in a refrigeration system()
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Foaming of the oil in a refrigeration compressor crankcase is caused by ().
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In the refrigeration system, a shortage of refrigerant is indicated by ().
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A refrigerant with oil in solution has a ().
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In a refrigeration system, the refrigerant absorbs the latent heat of vaporization in the().
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Excessive oil foaming in the crankcase of a refrigeration compressor can result in ().
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The effect of high vapor superheat in a refrigeration system, is a/an ().
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Insufficient refrigerant in a refrigeration plant may result in ().
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Crankcase sweating in a refrigeration system is caused by ().
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Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?()
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An important consideration in selecting a lubricating oil for use in a refrigeration compressor is for the oil to ()
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In a compression refrigeration plant the refrigerant is under low pressure in the () and under high pressure in the ().
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The presence of bubbles in a refrigeration system liquid line may ().
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The component of a refrigerating system in which the refrigerant vaporizes and absorbs heat is known as the ().
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In a compression refrigeration cycle, the temperature of the liquid refrigerant experiences its greatest decrease in the().
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In a chilled water air conditioning unit using a reciprocating compressor, the refrigerating effect of the primary refrigerant can be increased by ().
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If a refrigeration compressor is running continuously without lowering temperature as normal in the refrigerator, the trouble may be ().
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In an operating refrigeration system low on refrigerant, a liquid line sight glass will()
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The latent heat of evaporation is dissipated in the () in a compression refrigeration system.
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A solenoid valve used in a refrigeration system should be installed ().
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The function of () in a refrigeration plant using Freon is to move moisture from all refrigeration system.
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A pressure drop in the liquid line of a refrigeration system may cause()
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Excessive circulation of the lubricating oil with the refrigerant in a refrigeration system will cause______.
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根据所听到的内容作答_____。 A)The door will open with just a touch of the finger。 B) The refrigerator can figure out how much milk to buy. C) The robot can do all the housework very efficiently. D)The house Call put out a fire in a very short time.
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