The presence of bubbles in a refrigeration system liquid line may ().
A、promote refrigerant dehydration
B、be absorbed in the receiver
C、cause low condensing pressure
D、carry moisture and lead to corrosion
A、promote refrigerant dehydration
B、be absorbed in the receiver
C、cause low condensing pressure
D、carry moisture and lead to corrosion
A、A.the lack of a feedback B、B.the presence of a feed back C、C.the lack of a computer D、D.the presence of a computer
A、in the presence of oxygen B、without oxygen C、in the presence of nutrition D、without nutrition
A、the amount of oxygen in a space B、the presence of harmful amounts of carbon monoxide C、concentrations of explosive gas D、All of the above
A、A.the density of the water B、B.the air temperature C、C.the presence of a high pressure area near it D、D.underwater soil conditions
A、air temperature at the time of the exposure B、air pressure at the time of the exposure C、humidity at the time of exposure D、duration of the exposure
A、concentrations of explosive gas B、an oxygen deficiency in a space C、the presence of harmful amounts of carbon monoxide D、All of the above