A.At the top
B.At the bottom
C.In the top
D.In the bottom
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A.Misalignment
B.Length
C.Strength
D.Stresses
A.Hot bearing
B.Starting valves
C.Unequal distribution of load
D.Excessive crankshaft clearance
A.The fuel oil
B.The lube oil
C.The sea water
D.The fresh water
A.Gas exchange
B.Charging
C.Scavenging
D.Supercharging
A.Diesel oil
B.Hydraulic oil
C.Lube oil
D.Mineral oil
最新試題
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?（）
Diesel engine control can be obtained by the bridge （）.
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
Proper filtering and straining of fuel oil is important because the （）.
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
The function of diesel engine piston compression rings is to （）.
An automated diesel engine should normally shut down due to （）