A.differential of crank-webs
B.indicator diagrams
C.lube oil reading out
D.misalignment of crank-throws
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A.many thousand times
B.between times
C.one time
D.at times
A.temperature
B.viscosity
C.density
D.velocity
A.excessive heat
B.insufficient heat
C.effective cooling
D.high output
A.scale
B.sludge
C.chemicals
D.air
A.turning gear
B.steering gear
C.spur gear
D.chain gear
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If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
Maximum horsepower of a diesel engine is attained （）.
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
An automated diesel engine should normally shut down due to （）
Routine monitoring of a diesel engine should include （）.
What is the function of the thrust bearing?（）
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
Proper filtering and straining of fuel oil is important because the （）.
In using reduction gears to obtain efficient propeller speeds, （）.
The main purpose of the piston oil scraper rings is to （）.