A.A variable pitch propeller
B.A variable pitch nut
C.A fixed pitch parallel
D.A fixed pitch screw
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A.The piston rod
B.The cross head pin
C.The gudgeon pin
D.The crank-pin
A.A filter
B.A centrifuge
C.A distiller
D.A generator
A.Water energy
B.Electrical energy
C.Chemical energy
D.Heat energy
A.Constant inspection
B.Keeping constant load
C.Remaining constant temperature
D.varying speed
A.The crankshaft
B.The crankcase
C.The guide-ways
D.The frames
最新試題
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
A thrust bearing is used with a propulsion diesel engine to （）.
The function of diesel engine piston compression rings is to （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
The ability of the governor to prevent fluctuations in engine speed is termed （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?（）
In using reduction gears to obtain efficient propeller speeds, （）.
What is the function of the thrust bearing?（）