A.less than
B.greater than
C.equal to
D.twice larger than
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A.a working cycle
B.the operation
C.two fuel injections
D.events
A.turning cycle
B.working cycle
C.working hour
D.working stroke
A.to be kept
B.logged
C.changed
D.has remained
A.spilled
B.overflowed
C.sprayed
D.injected
A.acids
B.additives
C.heat
D.gear
最新試題
Lube oil cannot be efficiently filtered if its （）.
To determine if the lube oil filter elements need changing, （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
Proper filtering and straining of fuel oil is important because the （）.
The function of diesel engine piston compression rings is 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 （）.
A diesel engine piston ring face is in direct contact with the （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
White smoke exhausting from an operating diesel engine may indicate （）.