A.the suction
B.the compression
C.the removal
D.the deliver
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A.governor
B.safety valve
C.reducing valve
D.feed water regulator
A.automatic
B.local
C.remote
D.manual
A.make sure
B.be sure
C.assure
D.believe
A.in duplicate
B.in double
C.at twice
D.for two
A.to reduce
B.to increase
C.and reduce
D.and increase
最新試題
To determine if the lube oil filter elements need changing, （）.
Diesel engine control can be obtained by the bridge （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
In a simple mechanical governor, the （）.
Lube oil cannot be efficiently filtered if its （）.
A diesel engine piston ring face is in direct contact with 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 （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
What is the function of the thrust bearing?（）