问题
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The _____ discharge a nearly constant amount of liquid regardless of pressure.
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The purpose of the low pressure cut-out switch is to _____.A.maintain liquid refrigerant a
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Charging-air pressure increases if there is incorrect combustion and drop in the _____ of
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The pressure range between the system cut in and cut out pressures in a refrigeration unit
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Which of the following terms is used to identify the pressure of the liquid entering a pum
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The boiled point of any liquid is determined by the pressure of the surrounding gases.