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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Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
White smoke exhausting from an operating diesel engine may indicate （）.
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 （）.
Combustion knock occurring in a diesel engine can be caused by （）.
Proper filtering and straining of fuel oil is important because the （）.
In a simple mechanical governor, the （）.
Maximum horsepower of a diesel engine is attained （）.
The most important factor in engine performance is the actual power output at the end of the crankshaft available for doing workThis is known as （）.