A.repaired
B.replaced
C.replenished
D.repeated
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A.viscosity
B.flash point
C.acid value
D.temperature
A.lubricant
B.coolant
C.combustion product
D.second refrigerant
A.differential of crank-webs
B.indicator diagrams
C.lube oil reading out
D.misalignment of crank-throws
A.many thousand times
B.between times
C.one time
D.at times
A.temperature
B.viscosity
C.density
D.velocity
最新試題
Routine monitoring of a diesel engine should include （）.
The main purpose of the piston oil scraper rings is to （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
White smoke exhausting from an operating diesel engine may indicate （）.
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.
An automated diesel engine should normally shut down due to （）
Lube oil cannot be efficiently filtered if its （）.
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?（）
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?（）
A diesel engine piston ring face is in direct contact with the （）.