A.on top cover
B.on sides of bowl
C.in drain line on the discs
D.on the discs
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A.low specific heat
B.high specific heat
C.corrosive action
D.high viscosity
A.low specific heat
B.corrosive action
C.high expense
D.acid property
A.injecting fuel oil into a cylinder
B.removing exhaust gases from the cylinder
C.forcing air into the cylinders under pressure after the exhaust valve has dosed
D.a combination of all the above
A.the suction
B.the compression
C.the removal
D.the deliver
A.governor
B.safety valve
C.reducing valve
D.feed water regulator
最新試題
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
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 （）.
Maximum horsepower of a diesel engine is attained （）.
The highest pressure in a diesel engine cylinder normally occurs （）.
Routine monitoring of a diesel engine should include （）.
The ability of the governor to prevent fluctuations in engine speed is termed （）.
Combustion knock occurring in a diesel engine can be caused by （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
In using reduction gears to obtain efficient propeller speeds, （）.