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The presence of bubbles in a refrigeration system liquid line may _____.

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the compressor short cycling on high pressure cut out switch  high suction pressure  high head pressure  bubbles in the sight glass  
disappointed    delighted    bored    annoyed  
at the presence of  at the present with  in the presence of  in the present with  
in the presence of oxygen  without oxygen  in the presence of nutrition  without nutrition  
a blanket of bubbles formed on the surface of the fire  smothering  cooling  isolating the heat from the fuel  
sluggish response  speed droop variations  isochronous governing  sensitivity increase  
the temperature is raised  the bubbles of vapor form below the surface  the temperature of the liquid is raised enough  the temperature of the liquid is near 100 Celsius  
signals  bubbles  sounds  ripples  
the pump over-speeding  an improper rudder response  bubbles in the sight glass  ram relief valves lifting  
anaerobic bacteria  aerobic bacteria  air bubbles  disinfection chemicals  
the lack of a feedback  the presence of a feed back  the lack of a computer  the presence of a computer  
the presence of religious institutions  the preference for "old-fashioned" parents  the limited role of tradition  the presence of folk singers in church services  
It forms bubbles.  It goes directly to the brain.  It is reabsorbed by the lungs.  It has a narcotic effect.  
Pressurized helium.  Nitrogen diffusion.  Nitrogen bubbles.  An air embolism.  
be clear  be blue  be light green  show bubbles  
signals  bubbles  sounds  ripples  

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