A.mechanical energy
B.heat energy
C.potential energy
D.kinetic head
您可能感興趣的試卷
你可能感興趣的試題
A.backwards
B.forwards
C.upward
D.downwards
A.air chamber
B.head lank
C.primer
D.prime mover
A.eye
B.hole
C.balance holes
D.opening
A.Carry out soot blowing if permissible
B.Change fuel supply to diesel oil
C.Close steam stop valves on boiler when pressure is reduced
D.Drain boiler empty when it has cooled down
A.blow
B.clean
C.scavenge
D.purge
最新試題
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?()
()are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
The shipboard oil pollution emergency plan will be invalid after ()
When does auxiliary burner of incinerator put into operation? ()Ⅰ. start incinerator when it is coldⅡ. the sludge for dealing with is littleⅢ. the sludge for dealing with is largeⅣ. the water and impurity in sludge are too muchⅤ. the temperature in incinerator is lowⅥ. dealing with little solid rubbish
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to ()
By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a()
To shut down a diesel engine after it exceeds the set maximum speed,which type of device listed should be used?()
Engine parameters shall be corresponded to NOx Technical Files. This is required by ()
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?()
The condensers located in various stages of a flash evaporator are cooled by()