The shortage of the cargo is()dispute.
A、at
B、in
C、on
D、over
A、at
B、in
C、on
D、over
A、a shortage of refrigerant in the system B、air in the system C、an accumulation of liquid refrigerant in the crankcase D、a shortage of oil in the crankcase
A、a shortage of compressor oil B、warm food in the refrigerator C、excessive condenser cooling water D、a shortage of refrigerant
A、A.Shortage of refrigerant oil B、B.Slight shortage of refrigerant C、C.Excessive condenser cooling water flow D、D.Faulty expansion valve
A、excessive condenser cooling water B、warm food in the refrigerator C、a shortage of refrigerant D、s shortage of compressor oil