Engine speed sensor---G28 No Singna1的中文意思是（）。
Engine speed sensor---G28 No Singna1的中文意思是（）。
相关考题：
A diesel engine experiences a sudden loss in speed, accompanied by black exhaust smoke, with the fuel rack at maximum, and speed remaining below normal .the probable ___.A.engine overloadB.leaky valvesC.stuck or broken piston ringsD.low air injection pressure
My ship’s engine responds well to telegraph orders and takes about 80 seconds to reverse from full speed ahead to full speed astern. This sentence ______.A.indicates the engine’s particularsB.tells the engine’s functionC.shows the engine’s typeD.refers to the engine’s information
In reducing engine speed to an efficient propeller speed by the use of reduction gears, _______.A.speed and torque are both reducedB.speed is reduced and torque remains unchangedC.speed is reduced and torque is increasedD.speed is sometimes unchanged while torque is increased
A governor automatically controls engine speed by regulating ___ .A.fuel supplyB.firing orderC.engine loadD.oil level
单选题To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）ASpeed limiting governorBOver-speed governorCOver-speed tripDOver-speed relay
单选题Load control on a diesel engine is accomplished by （）.Aregulating the speed of the turbochargerBrotating the fuel injector pump plungerCregulating the speed of the fuel oil transfer pumpDchanging engine timing
单选题If keep the fuel injection of main engine unchanged when ship is fouled, that will causeⅠ.The speed of main engine to be reduced Ⅱ.Ship speed to be reduced Ⅲ.The resistance torque of propeller to be increased Ⅳ.Trim at stern to increase（）AⅠ + ⅡBⅠ ~ ⅢCⅠ ~ ⅣDⅠ + Ⅱ + Ⅳ
单选题An over-speed trip serves to （）Astop the engine by cutting off the cooling water supplyBstop the engine by closing the air intakeCslow the engine but not stop itDslow the engine to half of normal load
单选题A diesel engine which is rated for normal operation at a crankshaft speed of 800 RPM, is commonly classed as a （）.Aslow-speed dieselBmedium-speed dieselChigh-speed dieselDconstant-speed diesel
单选题（） can be found on most medium to large merchant vessels even if the main engine is either a steam turbine or 2-stroke crosshead engine.AThe medium speed 4-stroke trunk piston engineBThe low speed 2-stroke crosshead engineCThe medium speed 2-stroke crosshead engineDThe low speed 4-stroke trunk piston engine
单选题In a four-stroke engine the camshaft rotates at （）.Ahalf the engine speedBtwice the engine speedCthe engine speedDfour times the engine speed
单选题The knock occurring when a cold diesel engine is started and continues while running at low speed, but stops when the engine reaches normal operating speed and temperature, is（）.Acaused by retarded injection timingBcaused by a mechanical defect in one cylinderCcaused by high fuel injection pressuresDnormal for these conditions
单选题Which of the following procedures should be carried out when a large, low-speed, diesel engine is operated with one cylinder secured?（）ALubrication to the defective cylinder should be increasedBCooling water temperature to the engine should be increasedCOnly the turbocharger speed should be reducedDEngine speed should be reduced
单选题Why a gearbox is needed in a ship driven by a medium-speed diesel engine?（）ATo reduce the main engine speedBTo increase the main engine speedCTo govern the main engine speedDTo fix the propeller shaft
单选题The device used to limit engine torque at various engine speeds is called a （）Aspeed limiting governorBvariable speed governorCconstant speed governorDload limiting governor
单选题When attempting to start a main propulsion diesel engine, the engine, the engine turns at the proper speed but will not startYou should check the（）Astarting air pressureBscavenge air pressureCover-speed tripDbanjo oiler line
单选题The governor of a generator engine is to （）.Amake the engine stopBregulate the timing of camshaftsCmake the rpm stabilize at any required valueDmake the engine run at nearly constant speed
单选题In conventional systems, the injection pressure（）, while it’s（）in common rail diesel engines.Afluctuates with the engine speed to some extent, independent of the engine speedBkeeps constant at all engine speed, dependent on the engine speed to some extentCkeeps constant at all engine speed, independent of the engine speedDis decided by the engine speed, constant at all engine speed
单选题Increasing the load on an engine equipped with a constant speed mechanical governor, will cause the engine speed to initially （）.AincreaseBdecreaseCfluctuateDremain constant
单选题A diesel engine is equipped with an isochronous hydraulic governorA decrease in load will cause the engine speed to （）Adecrease onlyBincrease onlyCdecrease slightly then returned to original speedDincrease slightly then returned to original speed
单选题The term medium speed diesel engine is currently taken to mean an engine with an operating rotational speed of （） rpm.Abelow 300Babove 1200Cbetween 300 to 1200Dbelow 1200
单选题If the speed of a turbocharged diesel engine is maintained constant the turbocharger speed will （）Adecrease until the engine speed increasesBincrease as the load increasesCdecrease as the loadDincreases remain unchanged
单选题In a main propulsion turbocharged diesel engine, the speed of the turbocharger varies according to the （）Agovernor droopBspeeder spring tensionCfuel rack lagDload on the engine
单选题My ship’s engine responds well to telegraph orders and takes about 80 seconds to reverse from full speed ahead to full speed astern. This sentence（）.Aindicates the engine's particularsBtells the engine's functionCshows the engine's typeDrefers to the engine's information
单选题A six-cylinder, two-stroke/cycle diesel engine is fitted with a rotary distributing air starting systemThe speed of the rotating distributor disc is （）Aone-half engine speedBthe same as engine speedCtwice engine speedDfour times engine speed
单选题In a four-stroke engines the camshaft rotates at （）.Ahalf the engine rotational speedBtwice the engine rotational speedCthe engine rotational speedDfour times the engine rotational speed