Operating a propulsion diesel engine at less than 30% of designed normal load for prolonged periods will result in ().
相似题目
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A large, low-speed, crosshead, main propulsion diesel engine using residual fuel oils must have a cylinder oil having a ()
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Loss of lubricating oil pressure to the main propulsion diesel engine will actuate a/an ().
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A possible cause for an individual piston to knock when at TDC on a slow-speed, two-stroke/cycle main propulsion diesel engine could be due to ()
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On a medium-speed main propulsion diesel engine, the crank-pin or crank journal bearings receive lubricating oil from ().
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A water jacket is placed around the exhaust manifolds of propulsion diesel engines to()
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In a main propulsion turbocharged diesel engine, the speed of the turbocharger varies according to the ()
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The opening of an exhaust valve on a modem, large, low-speed, main propulsion diesel engine may be actuated by ().
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The four-stroke engine is used for () and sometimes for main propulsion with a gearbox to provide a propeller speed of between 90 to 120 rev/min.
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A large, low-speed, main propulsion diesel engine uses sea water to directly cool the ().
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A defective injector nozzle in a propulsion diesel engine can cause()
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On a large low-speed main propulsion diesel engine, lower main bearing wear is usually measured by using a/an ()
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Which of the following problems can cause fluctuating pressures in the closed cooling system of a main propulsion diesel engine?()
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After a liferaft is launched,the operating cord().
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“John killed Bill but Bill didn’t die” is a (n) ().
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A thrust bearing is used with a propulsion diesel engine to ().
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One major disadvantage of a low-speed diesel as compared to a steam main-propulsion system is().
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Critical speeds occurring within the operating speed range of a main propulsion diesel engine may be changed, or have their damaging effects reduced by a/an ()
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Diana died on Sunday, August 31,1997, following a () crash in Paris.
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Mary washed for a living after her husband died of cancer.
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Martha is managing a projectthat has a degree of operating leverage equal to 2.1. How will the operating cash flows change if the quantity solddecreases by 4 percent?
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What happens AFTER a star dies?
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What happens to a female elephant when it dies?
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It was said that he died______a fever.
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Mary felt lonely after her husband died in a car accident.