A.the same as
B.similar to
C.separated from
D.different from
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A.safety valve
B.indicator cock
C.blow-down valve
D.start valve
A.the exhaust valve
B.the starting air
C.the inlet valve
D.the fuel oil
A.to protect
B.to guard
C.to maximize
D.to minimize
A.will be speeded up
B.should be slowed down
C.must slow down
D.have to be slow down
A.the trunking should be opened up
B.should the trunking be opened up
C.the trunking should not be opened up
D.should the trunking not be opened up
最新試題
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 using reduction gears to obtain efficient propeller speeds, （）.
Maximum horsepower of a diesel engine is attained （）.
To determine if the lube oil filter elements need changing, （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
A thrust bearing is used with a propulsion diesel engine to （）.
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.