单项选择题

Air in the fuel lines to the fuel injection nozzles of a diesel will result in （）.

A.lower compression pressures
B.overheating without smoking
C.failure to start
D.a run away without load

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单项选择题

During maneuvering operations for a direct reversing large, low-speed, main propulsion diesel engine, which of the following actions is used to stop the shaft from turning prior to reversing the engine rotation?（）

A.Flywheel inertia
B.Admission of starting air
C.The way of the vessel
D.securing of fuel to the cylinders

单项选择题

Cold weather starting of a diesel engine may be made easier by（）

A.decreasing the compression ratio
B.using a special fuel having a high ignition temperature
C.increasing the starting air supply
D.heating the jacket water

单项选择题

Starting a large low-speed propulsion diesel engine on diesel fuel during cold weather conditions, will be made easier by （）

A.increasing the quantity of starting air
B.increasing the lube oil pressure
C.heating the engine fuel supply
D.heating the engine coolant