A.after TDC
B.before TDC
C.after BDC
D.before BDC
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A.after TDC
B.before TDC
C.after BDC
D.before BDC
A.oil
B.sea water
C.refrigerant
D.fresh water
A.half the engine speed
B.twice the engine speed
C.the engine speed
D.four times the engine speed
A.downwards;upwards
B.upwards;downwards
C.downwards;downwards
D.upwards;upwards
A.telescopic pipes
B.large bore
C.drilled passage
D.tied rod
最新試題
The highest pressure in a diesel engine cylinder normally occurs ().
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?()
White smoke exhausting from an operating diesel engine may indicate ().
Combustion knock occurring in a diesel engine can be caused by ().
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to ().
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because ().
A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST ().
The main purpose of the piston oil scraper rings is to ().
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In using reduction gears to obtain efficient propeller speeds, ().