A.metering
B.timing
C.rate of injection
D.rate of distribution
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A.dynamically balanced
B.statically balanced
C.counter balanced
D.resonantly balanced
When centrifuging heavy fuel oil, an important factor to consider is the （）
(1) flow rate
(2) viscosity of the fuel oil
A.(1) only is correct
B.(2) only is correct
C.both (1) and (2) are correct
D.neither (1) or (2) are correct
A.oil suction line restriction
B.correct amount of coolant
C.cavitation erosion in the water jackets
D.clogged sea suction strainer
A.overspeed trip
B.audible/visual alarm
C.the ships/boats general alarm
D.reserve oil storage tank
A.camshaft
B.flywheel
C.crankshaft
D.thrust shaft
最新試題
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
An automated diesel engine should normally shut down due to （）
The main purpose of the piston oil scraper rings is to （）.
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.
The ability of the governor to prevent fluctuations in engine speed is termed （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
Lube oil cannot be efficiently filtered if its （）.
A thrust bearing is used with a propulsion diesel engine to （）.