A.reciprocating at the piston pin, rotary at the crank pin
B.reciprocating at the crank pin, rotary at the piston pin
C.straight reciprocation
D.straight rotation
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A.crankcase pressure
B.lube oil pressure
C.saltwater pressure
D.exhaust temperature
A.operating the boiler at less than normal water level
B.installing fins on the firesides of water-tubes
C.increasing the amount of excess air to the burners
D.treating the boiler water with chemical oxygen scavengers
A.delivering the same quantity of fuel to each cylinder for each power stroke according to engine load
B.maintaining the metering adjustment for a reasonable period under all load conditions
C.timing fuel injection to obtain maximum power and good fuel economy
D.distributing the fuel to all parts of the combustion chamber for proper combustion
A.engine to the bed
B.rocker arm to the camshaft
C.crankshaft to the gear train
D.piston to the crankshaft
A.two fuel oil transfer pumps provided where one is to be independent of the main engine
B.two fuel oil transfer pumps, with a combined capacity exceeding the maximum consumption of the main engine
C.engine driven transfer pumps and only used in constant speed applications
D.the capacity of the engine driven pump exceed the consumption rate of the engine to which it is attached
最新試題
In using reduction gears to obtain efficient propeller speeds, ().
A thrust bearing is used with a propulsion diesel engine to ().
White smoke exhausting from an operating diesel engine may indicate ().
A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST ().
The function of diesel engine piston compression rings is to ().
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a ().
Combustion knock occurring in a diesel engine can be caused by ().
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?()
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the ().
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 ().