A.four cycle
B.compression ignition
C.vacuum ignition
D.external combustion
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A.bigger propeller
B.smaller power weight ratio
C.smaller propeller
D.larger power weight ratio
A.displacement
B.stability
C.towrope pull
D.propeller design
A.absorb the shock of wave pressure at the bow
B.be placed between the engines and the foundation to absorb the vibration
C.transmit the thrust of the engine to the propeller
D.transmit the thrust of the propeller to the vessel
A.areas where special materials are used
B.hazardous areas
C.location of emergency repair equipment
D.type and strength of materials used
A.hollow tube surrounding the propeller used to improve thrust
B.nozzle attached to a firefighting hose
C.intake valve on a diesel engine
D.piston cylinder on a diesel engine
最新試題
How would the exhaust of a properly operating diesel engine appear?（）.
What condition will result in the automatic shutdown of a diesel engine? （）
Vessels required to be equipped with an approved backfire flame arrester are（）.
On a ship，the possibility of a blowout makes which type of diesel engine shutdown desirable?（）
What is the purpose of the intake/exhaust valves in a diesel engine? （）
Storage batteries on T-Boats must be located（）.
On a vessel with a single propeller，transverse force has the most effect on the vessel when the engine is put（）.
If you are unable to stop a diesel engine by any other means，you should（）.
Please supply my vessel（）120 tons of diesel oil.
How should you warm up a diesel engine that has not been run for some time? （）