A.steel guides
B.steel shells
C.steel bearing caps
D.pig iron
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你可能感興趣的試題
A.flange
B.flash
C.plate
D.sheet
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
最新試題
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that 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 （）.
A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST （）.
The main purpose of the piston oil scraper rings is to （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
A diesel engine piston ring face is in direct contact with the （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）