A.flange
B.flash
C.plate
D.sheet
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A.main bearing shells
B.main bearing
C.steel
D.bearing metal
A.inside the bearing
B.outside the bearing
C.covering the crankshaft
D.none of the above
A.seized
B.clogged
C.melted
D.inserted
A.sufficient quantity； measured
B.measured quantity；sufficient
C.excessive quantity；sufficient
D.the less quantity the better；the more the better
A.atmosphere
B.the fresh water
C.compressed air
D.chemical compounds
最新試題
A diesel engine piston ring face is in direct contact with the （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST （）.
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?（）
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 （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
In a simple mechanical governor, the （）.
The ability of the governor to prevent fluctuations in engine speed is termed （）.