A.be less than
B.be larger than
C.be as large as
D.not be so large as
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A.bosses
B.through bolts
C.machine-turned recesses
D.long studs
A.a mark
B.a bolt
C.a dowel pin
D.a measuring tool
A.gravity disc
B.centrifugal bowl
C.a stack of discs
D.main sealing ring
A.the guideway
B.the piston rod
C.the crosshead shoes
D.the interlocked circlip
A.the scavenging air
B.the exhaust gases
C.the mixed air
D.the spray oil
最新試題
The function of diesel engine piston compression rings is to （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST （）.
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.
What is the function of the thrust bearing?（）
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
Combustion knock occurring in a diesel engine can be caused by （）.
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
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 （）.