A.screwed
B.welded
C.fastened
D.rotated
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A.steel
B.copper
C.cast iron
D.stainless steel
A.around
B.among
C.in
D.between
A.frame
B.piston
C.crankcase
D.explosion plate
A.screwing into
B.being screw on
C.to screw on
D.screwed into
A.bolts welded into the cylinder head
B.bolts welded into the cylinder frames
C.studs screwed into the cylinder head
D.studs screwed into the cylinder frames
最新試題
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
White smoke exhausting from an operating diesel engine may indicate （）.
Combustion knock occurring in a diesel engine can be caused by （）.
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
In a simple mechanical governor, the （）.
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 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?（）
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
Lube oil cannot be efficiently filtered if its （）.