A.to revolve
B.revolved
C.revolving
D.to be revolved
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A.crankshaft
B.connecting rod
C.cross-head
D.main beating
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
最新試題
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 （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
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?（）
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
Lube oil cannot be efficiently filtered if its （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
The main purpose of the piston oil scraper rings is to （）.
In a simple mechanical governor, the （）.
In using reduction gears to obtain efficient propeller speeds, （）.