A.sea water
B.fine mineral oil
C.sanitary water
D.fresh water
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A.piston cooling
B.sleeve cooling
C.central cooling
D.jacket cooling
A.a exhaust valve
B.a piston skirt
C.a piston crown
D.an air suction valve
A.unusually solid welded
B.never be solid forged
C.almost invariably solid forged
D.almost invariably be welded
A.result from
B.result in
C.give out
D.given from
A.make
B.cause
C.result
D.produce
最新試題
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
White smoke exhausting from an operating diesel engine may indicate （）.
Lube oil cannot be efficiently filtered if its （）.
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 main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
The function of diesel engine piston compression rings is to （）.
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 （）.
The highest pressure in a diesel engine cylinder normally occurs （）.