A.Constant inspection
B.Keeping constant load
C.Remaining constant temperature
D.varying speed
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A.The crankshaft
B.The crankcase
C.The guide-ways
D.The frames
A.Grooves
B.Recesses
C.Ridges
D.Nips
A.Diffusers
B.Compressors
C.Steam boilers
D.Soot blowers
A.Pneumatic pipes
B.Hydraulic pipes
C.Telescopic pipes
D.Operating gas pipes
A.The ballast system
B.The salt water system
C.The bilge system
D.The domestic system
最新試題
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
In using reduction gears to obtain efficient propeller speeds, （）.
The main purpose of the piston oil scraper rings is to （）.
In a simple mechanical governor, the （）.
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?（）
Maximum horsepower of a diesel engine is attained （）.
A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
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?（）
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.