A.Electric power and starting air
B.Lube oil standby pump and control air
C.Hydraulic switch and engage jacking gear
D.Motor drain and pneumatic control system power
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A.engine overload
B.leaky valves
C.stuck or broken piston rings
D.low air injection pressure
A.Corrosion and eventual failure of the tank
B.Gumming of the tank relief valves
C.Immediate failure of components downstream of the compressed air system
D.Boiling of the water oil mixture as pressure is reduced
A.effective cylinder scavenging and cooling
B.constant pressure from the turbochargers
C.cooler operation of the exhaust system
D.effective constant pressure for turbocharger operation
A.Lubrication
B.Cooling
C.Fuel
D.Electric ignition
A.overloading the engine
B.low exhaust valve lift
C.excessive cylinder cooling
D.insufficient mechanical clearance
最新試題
（） is not installed on the main switchboar.
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
To proceed to the assistance of a ship in distress is（）
Diesel engine air start system check valves are opened by （）
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
The condensers located in various stages of a flash evaporator are cooled by（）
Using a file without a handle may result in （）
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）
The shipboard oil pollution emergency plan will be invalid after （）
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.