单项选择题
The sludge tank installed in the diesel engine room is used to collect（）
Ⅰ.sludge from the fuel oil settling tanks ad centrifuge
Ⅱ.water that has been collected in the settling tank
A.Ⅰonly
B.Ⅱ only
C.bothⅠand Ⅱ
D.neitherⅠor Ⅱ
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相关考题
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单项选择题
A supercharged diesel engine when compared to a similar naturally aspirated diesel engine, will develop an increase in （）
A.ignition lag
B.engine horsepower
C.lube oil system pressure
D.specific fuel consumption -
单项选择题
The direct acting mechanical governor used with some small diesel engines, controls fuel flow to the engine by（）
A.governor flyweight action on a pilot valve which controls fuel injection
B.governor flyweight motion acting on fuel controls through suitable linkage
C.positioning a butterfly valve in the fuel delivery system positioning
D.a servomotor piston attached to the fuel controls -
单项选择题
Which of the listed pre-start procedures should be carried out prior to starting a crosshead type diesel engine after an overhaul?（）
A.Pre-lube cylinders with hand cranks
B.Open all air space drain cocks
C.Open all indicator valves
D.All of the above
