A.the cylinder head
B.the cross-head
C.the moving piston
D.the stationary piston
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A.tank table
B.trim
C.water contents
D.oil pressure
A.alternator
B.turbo-charger
C.remote controller
D.windlass
A.suction
B.compression
C.expansion
D.exhaust
A.in order to
B.because of
C.so that
D.so as to
A.play a great part on
B.run a role in
C.plays an important part in
D.acts as important part at
A.an oil seal
B.removing heat
C.a gas seal
D.cooling the piston
A.ignition ratio
B.power ratio
C.compression ratio
D.injection ratio
A.nip
B.nap
C.gap
D.lip
A.less than
B.lighter than
C.larger than
D.smaller than
A.less than
B.lighter than
C.larger than
D.smaller than
最新试题
Lube oil cannot be efficiently filtered if its ().
Combustion knock occurring in a diesel engine can be caused by ().
In using reduction gears to obtain efficient propeller speeds, ().
Maximum horsepower of a diesel engine is attained ().
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting ().
Diesel engine control can be obtained by the bridge ().
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the ().
The function of diesel engine piston compression rings is to ().
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm ().
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 ().