A.the circulating tank
B.the scavenge box
C.the cooling water space
D.the cooler
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A.shims
B.packing
C.glands
D.washers
The sequence of parts in a generally used fuel oil supply system for a main engine is （）
(1)tanks in the double bottom
(2)centrifuges
(3)service tank
(4)settling tank
(5)viscosity regulator
A.(1)-(2)-(4)-(3)-(5)
B.(1)-(4)-(2)-(3)-(5)
C.(1)-(3)-(2)-(4)-(5)
D.(1)-(5)-(4)-(2)-(3)
A.the steering
B.the driven gear
C.the turning gear
D.the timing gear
A.commercially available
B.commercially
C.commercial available
D.commerce available
A.to a great extent
B.on a great extent
C.on mainly
D.on only
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For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
When would the available energy of the exhaust gases of a two-stroke/cycle diesel engine be insufficient to drive an exhaust gas turbocharger, resulting in the incorrect amount of air for combustion?（）
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
To determine if the lube oil filter elements need changing, （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
An automated diesel engine should normally shut down due to （）