A.A relief valve
B.An alarm
C.A pressure gauge
D.A non-maim valve
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A.A top tank
B.A head tank
C.A head valve
D.A drain tank
A.Piston
B.Sounding
C.Regulating
D.Connecting
A.A piston
B.A fuel injection pump
C.A feed water pump
D.A lube oil pump
A.The higher；the more
B.Higher；more
C.Higher；little
D.The higher；the less
A.At the beginning of the compression stroke
B.At the beginning of the suction stroke
C.At the end of the working stroke
D.At the end of the exhaust stroke
最新試題
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
In a simple mechanical governor, the （）.
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
The main purpose of the piston oil scraper rings is to （）.
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?（）
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
Lube oil cannot be efficiently filtered if its （）.
The most important factor in engine performance is the actual power output at the end of the crankshaft available for doing workThis is known as （）.