单选题Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.Awheelhouse control stationBengine room control stationCcaptains officeDchief engineers office
单选题
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
A
wheelhouse control station
B
engine room control station
C
captains office
D
chief engineers office
参考解析
解析：
暂无解析
相关考题：
For most diesel propulsion and generator engines, the over-speed trip device will stop the engine byA.moving the governor control to stopB.shutting off the lubricating oil supplyC.tripping the governor emergency stop leverD.shutting off the fuel supply
Crankcase explosions in propulsion diesel engines result from ____.A.the splashing of lubrication oil by the crankshaftB.the dilution of crankcase oil with particles of combustionC.broken fuel lines spraying oil on the crankcaseD.the ignition of unburned fuel and air in the crankcase
单选题One major disadvantage of a low-speed diesel as compared to a steam main-propulsion system is（）.Athe extra weight required for the diesel reduction gearingBa minimum speed for the engines that limits the minimum speed of the vesselCthe higher fuel consumption per SHPDthe low efficiency of the system when a controllable pitch propeller is used
单选题On a large low-speed main propulsion diesel engine, lower main bearing wear is usually measured by using a/an （）Adial indicatorBoutside caliperCbridge gaugeDtram rod
单选题（）are increasingly used as main engine on merchant vessels, because they have a high Hp/Weight ratio.ASlow speed diesel enginesBMedium-speed diesel enginesCSteam enginesDGasoline engines
单选题Propulsion engines and the vast majority of auxiliary generator engines are designed to allow a generous through-flow of scavenge air in order to control （）Athe lubricating oil consumptionBthe turbine blade temperatureCthe flow rate of fuelDscavenge air pressure
单选题For most diesel propulsion and generator engines, the over-speed trip device will stop the engine by （）Amoving the governor control to stopBshutting off the lubricating oil supplyCtripping the governor emergency stop leverDshutting off the fuel supply
单选题On most modern diesel engines, the main and connecting rod bearings receive their lubricating oil by （）.Abanjo feedBsplash feedCgravity feedDpressure feed
单选题Thermocouple pyrometers are used on large, main propulsion diesel engines to indicate the temperature of the（）Acooling water leaving each cylinderBfuel oil entering the injectorCexhaust gases at various locationsDlube oil at the bearing supplies
单选题Mist detectors used on large low-speed main propulsion diesel engines monitor and check for the presence of （）.Afuel oil vapor at the sludge tank ventBunburned fuel vapors in the scavenge air receiverClube oil vapors in the crank caseDlube oil vapors in the engine room
单选题Diesel engines are considered safer than gasoline engines because（）.Athey are more heavily builtBthe fuel used is less volatileCthey can be easily reversedDthey operate at a lower speed
单选题When the general alarm is sounded continuously, the engine room personnel should （）.Aproceed to their man overboard stationsBstart the fire pumpCput on lifejackets and go to their abandon ship stationsDsecure the propulsion diesel engines and evacuate the engine room
单选题Loss of lubricating oil pressure to the main propulsion diesel engine will actuate a/an （）.Aoverspeed tripBaudible/visual alarmCthe ships/boats general alarmDreserve oil storage tank
单选题In a large, slow-speed, main propulsion diesel engine, which of the parts listed is under tension when the engine is running?（）ABed plateBColumnCEntablatureDTie rod
单选题Large, two-stroke/cycle, main propulsion, diesel engine cylinders can be successfully pressure charged during normal operation, by using the （）.Aexhaust gas temperature systemBexhaust load systemCconstant or pulse pressure systemDconstant volume system
单选题A large, low-speed, main propulsion diesel engine uses sea water to directly cool the （）.Acylinder headsBexhaust valvesCscavenging airDinjectors
单选题Main diesel engine control can be obtained by the bridge （）Aat any timeBonly after the engine room control station is switched to ‘bridge control’Cwhenever the secondary station is switched to ‘bridge control’Dwhenever the engine side control station is switched to ‘bridge control’
单选题Which of the following problems can cause fluctuating pressures in the closed cooling system of a main propulsion diesel engine?（）ADefective temperature controls in the systemBCavitation in the cooling water pumpCOpened vent in the cooling systemDRestricted water passages in the engine
单选题Which of the following statements concerning the lubrication of diesel propulsion engines used in vessels over 300 gross tons is most accurate?（）ALubrication systems using engine driven lube oil pumps do not require any additional independent arrangement when such arrangements have been proven reliableBThe use of engine driven pre-lube pumps is permitted on vessels with propulsion systems developing less than 500 shaft horsepowerCWhen forced lubrication is used for propulsion engines, one independently driven stand-by pumps is to be provided in addition to the necessary pumps for normal operationDLubrication systems where two oil coolers are fitted require a minimum of two temperature control devices which may be actuated by similar sensors
单选题Which of the listed types of starting systems is often used on large, low-speed, direct reversing, main propulsion diesel engines?（）AElectricBHydraulicCAirDAll of the above
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The main operating characteristic of diesel engines which distinguishes them from other internal combustion engines is the （）Amethod of supplying airBcooling systemCmethod of igniting fuelDvalve operating mechanism
单选题In some modern large diesel engines, which of the following is used as the support for the main bearings?（）ABedplateBBlockCBaseDSump
单选题Most large, low-speed, main propulsion diesel engines use duplex lube oil strainer to （）Adecrease the time required between cleaningsBremoves all large and small foreign objectsCensure a positive flow of oil at all timesDensure that all lube oil has been treated twice
单选题Cylinder lubrication oil for low speed main propulsion diesel engines is admitted to each cylinder during （）.Athe power strokeBthe compression strokeClow load operation onlyDperiods of standby