A.crankshaft
B.connecting rod
C.cross-head
D.main beating
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A.doesnt use a drain tank but a head tank
B.uses a drain tank not head tank
C.uses a drain tank and a head tank
D.uses neither a drain tank nor a head tank
A.a sump tank
B.a feed well
C.a double bottom tank
D.a drain tank
A.fresh water
B.sea water
C.lubrication
D.fuel oil
A.valve loop
B.valve uniflow
C.valve overlap
D.valve grinding
A.the inlet valve is open
B.the exhaust valve is open
C.both valves are close
D.both valves are open
最新試題
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
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 （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）