The compressor in an air－cooled condensing refrigeration system is short cycling on the hi

Before starting an air compressor, It should be _____.A.unloadedB.primedC.filled with wate

If the jacket water temperature in an auxiliary diesel engine cooling system is lower than

Air blowing from the intake air filter of an operating air compressor indicates ______.A.b

If an air compressor is used to supply air primarily to the combustion control system and

A dirty intercooler on an air compressor will cause _____.A.damage to the un－loader operat

Do they have______air-conditioners for cooling the room in summer？A．a bit ofB．enoughC．a gr