A.lubricating oil
B.compressed air
C.cooling water
D.sealing ring
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A.such far away from
B.such near by
C.as far away from
D.as near by
A.as far as
B.as soon as
C.as close as
D.as closer as
A.gas oil
B.diesel oil
C.chemical compound
D.Freon-12
A.top and bottom
B.to and fro
C.up and down
D.back and forth
A.piston
B.drum
C.plunger
D.barrel
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Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
In using reduction gears to obtain efficient propeller speeds, （）.
Proper filtering and straining of fuel oil is important because the （）.
White smoke exhausting from an operating diesel engine may indicate （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
Combustion knock occurring in a diesel engine can be caused by （）.
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?（）
The ability of the governor to prevent fluctuations in engine speed is termed （）.
A thrust bearing is used with a propulsion diesel engine to （）.
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 （）.