A.charge air receiver
B.scavenging air belt
C.turbine
D.air cooler
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A.thrust block
B.sounding rod
C.connecting rod
D.push rod
A.a cooling system
B.a lubrication oil system
C.an electric system
D.an injection system
A.much
B.more
C.most
D.less
A.lower than；can lubricate
B.lower than；can cool
C.higher than；can enter
D.higher than ；cannot enter
A.the cylinder cover
B.the piston rings
C.the piston crown
D.the piston skirt
A.whatever
B.whenever
C.wherever
D.whoever
A.scavenging
B.starting
C.cooling
D.blowing
A.make use of
B.have made the use of
C.by means of
D.make advantage of
A.are made of
B.are made from
C.make use of
D.are used to
A.the clearance of the main bearing
B.the diameter of main bearing
C.the hardness of main bearing
D.the tolerance of main bearing
最新试题
Diesel engine control can be obtained by the bridge （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
In a simple mechanical governor, the （）.
In using reduction gears to obtain efficient propeller speeds, （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
White smoke exhausting from an operating diesel engine may indicate （）.
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 （）.
Maximum horsepower of a diesel engine is attained （）.