A.viscosity
B.twisting moments
C.inertia
D.thermal expansion
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A.bottom
B.middle
C.top
D.none of the above
A.higher
B.lower
C.the same
D.none of the above
A.the piston rods
B.the crank throws
C.the thrust bearings
D.the main bearings
A.angled
B.rounded
C.being angled
D.being rounded
A.the running-in period
B.the running process
C.gas exchange process
D.the boiler firing
A.bending joint
B.expansion tank
C.weld
D.the highest point
A.Finished with Engine
B.Stop the Engine
C.Stand-by Engine
D.Slow-down Engine
A.take in
B.put in
C.take out
D.put up
A.intercooler
B.compressor
C.cylinder
D.open air
A.to grease
B.greasing
C.oiling
D.lubricating
最新试题
Combustion knock occurring in a diesel engine can be caused by ().
The minimum speed an engine must attain before ignition can occur depends upon ().
White smoke exhausting from an operating diesel engine may indicate ().
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the ().
When would the available energy of the exhaust gases of a two-stroke/cycle diesel engine be insufficient to drive an exhaust gas turbocharger, resulting in the incorrect amount of air for combustion?()
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 piston ring face is in direct contact with the ().
The main purpose of the piston oil scraper rings is to ().
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in ().
In a simple mechanical governor, the ().