If air at 95℃ dry bulb temperature and 50% relative humidity is conditioned to 75℃ dry bulb temperature and 50% relative humidity, it is an example of ().
- Acooling only
- Bcooling and humidifying
- Ccooling and dehumidifying
- Dadiabatic cooling
If air at 95℃ dry bulb temperature and 50% relative humidity is conditioned to 75℃ dry bulb temperature and 50% relative humidity, it is an example of ().
1、When compared to air temperature,which
When compared to air temperature,which factor is most useful in predicting fog?()AVapor pressureBDew pointCBarometric pressureDAbsolute humidity
2、If the jacket water temperature rises
If the jacket water temperature rises rapidly above normal in a diesel engine, you should FIRST ()Aplace standby cooler in operationBreduce engine loadCcheck thermostatic valveDclean sea water strainer
3、The medicine () cool, clean and dry.
The medicine () cool, clean and dry.Amust keepBmust be keptCmust be keepDmust be i
4、If the cooling water temperature and t
If the cooling water temperature and the lube oil temperature in a diesel engine are too high, the cause can be ()Aa dirty lube oil strainerBinternal water leaksCan oil suction line restrictionDexcessive wears of the cooling water pum
5、If the thermal bulb of an expansion va
If the thermal bulb of an expansion valve is incorrectly placed at the center of the coil instead of the end, it will ().Aincrease the cap...
6、Higher than normal temperature air pas
Higher than normal temperature air passing through the intake of a diesel engine will result in()Agreater overall efficiencyBgreater fuel economyClower horsepowerDlower compression ratio