The refrigerant flows through the evaporator, where it () heat from the refrigerated space.
相似题目
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In practice, the refrigerant flow after the evaporator is designed to ensure that the vapor leaving the evaporator is slightly ().
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As the refrigerant passes through the valve orifice, its pressure is reduced and part of the refrigerant turns into ().
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In the refrigeration system, a shortage of refrigerant is indicated by ().
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To add refrigerant to the low side of an air conditioning system, the refrigerant should be introduced through the ()
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Before charging a refrigeration unit, the refrigerant charging lines should be()
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In a refrigeration system, the refrigerant absorbs the latent heat of vaporization in the().
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Personnel working with refrigeration systems, and subject to the exposure of refrigerants should wear ().
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Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?()
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Moisture in the refrigerant may ().
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A liquid sight flow indicator in a refrigeration system is examined and gas bubbles are noted in motion with the fluid flowThis means ().
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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 temperature of a refrigerant gas is the highest ().
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Which of the listed refrigeration system components keeps the refrigerant circulating through the system?()
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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 which of the listed refrigeration system components does superheating of the refrigerant take place?()
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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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To add refrigerant to the high side of an air conditioning system, you should introduce the refrigerant through 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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If a liquid sight flow indicator in a refrigeration system shows gas bubbles in motion passing inside of the glass, there is ().
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When the temperature of the refrigerant flowing out from the condenser is below the condensing temperature, it is said to be ().
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Refrigerant enters the condenser as a ().
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The milk is ______ the refrigerator.
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Excessive circulation of the lubricating oil with the refrigerant in a refrigeration system will cause______.
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