A.the indicating cock
B.the starting valve
C.air inlet valve
D.the exhaust valve
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A.after TDC
B.before TDC
C.after BDC
D.before BDC
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
最新試題
The highest pressure in a diesel engine cylinder normally occurs （）.
What is the function of the thrust bearing?（）
A thrust bearing is used with a propulsion diesel engine to （）.
Maximum horsepower of a diesel engine is attained （）.
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?（）
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
A diesel engine piston ring face is in direct contact with the （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.