A.The crankshaft
B.The crankcase
C.The guide-ways
D.The frames
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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
A.A relief valve
B.An alarm
C.A pressure gauge
D.A non-maim valve
最新試題
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
Maximum horsepower of a diesel engine is attained （）.
The highest pressure in a diesel engine cylinder normally occurs （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
To determine if the lube oil filter elements need changing, （）.
Lube oil cannot be efficiently filtered if its （）.
The main purpose of the piston oil scraper rings is to （）.
What is the function of the thrust bearing?（）
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.