A.hour
B.day
C.week
D.month
您可能感興趣的試卷
你可能感興趣的試題
A.Engine is hard to start
B.Engine misses
C.Surges at governed RPM
D.Coolant temperature is too low
A.regulating the level of corrosion inhibitor in the primary cooling system
B.the level of the freshwater expansion tank
C.varying the engine load to meet temperature requirements
D.the operation of the thermostatic valve
A.oil spray
B.oil bath
C.oil control rings
D.drilled passage through the camshaft
A.twice the crankshaft speed
B.half the crankshaft speed
C.the same speed as that of the crankshaft
D.a speed independent of that of the crankshaft
A.failing to reach rated speed
B.knocking under maximum load
C.hunting or surging under light load
D.overspeeding and running away
最新試題
A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST （）.
An automated diesel engine should normally shut down due to （）
The minimum speed an engine must attain before ignition can occur depends upon （）.
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
White smoke exhausting from an operating diesel engine may indicate （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
In using reduction gears to obtain efficient propeller speeds, （）.
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?（）
In a simple mechanical governor, the （）.
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.