A.counterbalance the crank throws on the crankshaft
B.keep the engine running smoothly between power stroke
C.provide a belt-driving surface for the operation of auxiliary machinery
D.prevent the engine from overspeeding
您可能感興趣的試卷
你可能感興趣的試題
A.the cross-head
B.the pumps
C.the shell
D.the load
A.gear
B.nonpositive displacement
C.positive displacement
D.rotary
A.the pump cylinder
B.the pump cam
C.the pump plunger
D.the pump miler
A.wheel
B.crankshaft
C.running gear
D.cam
A.charging
B.supercharging
C.starting
D.scavenging
最新試題
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
The main purpose of the piston oil scraper rings is to （）.
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 （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
What is the function of the thrust bearing?（）
Routine monitoring of a diesel engine should include （）.
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?（）