A.shim
B.gasket
C.washer
D.packing
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A.lead
B.forged steel
C.alloy steel
D.aluminum alloy
A.cast iron
B.forged steel
C.stainless steel
D.aluminum alloy
A.lifted
B.reassembled
C.dismounted
D.disassembled
A.a low load on that cylinder
B.sluggish piston ring action
C.excessive piston crown cooling
D.excessive clearance of piston pin
A.the same as
B.similar to
C.separated from
D.different from
最新試題
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
In using reduction gears to obtain efficient propeller speeds, （）.
A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST （）.
White smoke exhausting from an operating diesel engine may indicate （）.
Combustion knock occurring in a diesel engine can be caused by （）.
A diesel engine piston ring face is in direct contact with the （）.
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
The ability of the governor to prevent fluctuations in engine speed is termed （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.