A.sensitivity
B.stability
C.promptness
D.speed droop
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A.Prevents lateral movement of the slow speed gear
B.Transmits propeller thrust to the hull
C.Keeps spring bearings in line
D.Prevents main reduction gear axial movement
A.under high pressure
B.under low pressure
C.heated to reduce viscosity
D.cooled to increase viscosity
A.fuel oil pump will over-speed if dirt is not removed
B.fuel oil transfer pumps cannot tolerate small amounts of dirt in the oil
C.fuel injectors may be damaged by foreign particles in the fuel oil
D.dirty fuel will clog the intake air filter
A.low lube oil temperature
B.high ambient air temperature
C.low tube oil pressure
D.high exhaust system back pressure
A.the type and size of the engine
B.the condition of the engine
C.ambient temperature
D.all of the above
最新試題
The minimum speed an engine must attain before ignition can occur depends upon （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
The ability of the governor to prevent fluctuations in engine speed is termed （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
Combustion knock occurring in a diesel engine can be caused by （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
The main purpose of the piston oil scraper rings is to （）.
Maximum horsepower of a diesel engine is attained （）.
Routine monitoring of a diesel engine should include （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.