单项选择题

If a tow-stroke/diesel engine is over-speeding due to leakage of lube oil into the cylinders, what should you do to stop the engine?（）

A.Move the fuel control mechanism to the no fuel position
B.Block the fuel supply by closing the master fuel valve
C.Shut off the fuel supply and block the flow of intake air
D.Relieve all pressure in the fuel system

点击查看答案&解析

上一题目录下一题

相关考题

单项选择题

The breaking-up of fuel as it enters a diesel engine cylinder is known as（）

A.airification
B.vaporization
C.atomization
D.gasification

单项选择题

The exhaust ports of a diesel engine using the cross-flow scavenging method are opened and closed by the （）

A.reciprocating motion of exhaust valves
B.rotary motion of the camshaft
C.reciprocating motion of the piston
D.developed differential

单项选择题

When fuel enters the crankcase of a diesel engine, it （）

A.dilutes the lube oil and reduces its viscosity
B.forms sulfuric acid in the lube oil
C.causes pitting and failure of the bearings
D.causes sludge deposits on valve stems