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The crew was unable to ______ access to the engine room due to the extreme heat．
A.maintain
B.retain
C.gain
D.contain
参考答案
更多 “ The crew was unable to ______ access to the engine room due to the extreme heat．A.maintainB.retainC.gainD.contain ” 相关考题
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When stand－by before sailing, the duty engineer and officer should check clock, engine telegraph and rudder, and then write it in the0
A.engine room logbookB.vovage logbookc engine room logbook or voyage loglookD.engine room logbook and voyage logbook
考题
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on theA.Navigation Log BookB.Engine Room Log BookC.Oil Record BookD.Muster List
考题
Which of the following is the stated proper sequence before commencing cargo operations aboard Ro-Ro vessels?A.Start ventilation，lower the ramp，notify engine roomB.Lower the ramp，start ventilation，notify engine roomC.Notify engine room，lower the ramp，start ventilationD.Start ventilation，notify engine room，lower the ramp
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材料:At 0840 hrs，with the ships head on 180°，the UNISOL grounded on a rocky bottom，forward of the main engine on her starboard side．A spout of water mixed with oil about 60cm in diameter and 2.5-3m high above the engine room bottom plating was observed，and at which time the main engines seemed to slow down．The engine room flooded rapidly and the water level soon reached the electro-magnetic couplings，stopping the main engine．In the meantime，on being apprised of the situation，the Master ordered the evacuation of the engine room，which was successfully carried out under the supervision of the 2/E engineer，and the engine room crew were mustered on the boat deck wearing life jackets．Shortly thereafter，the emergency air cut-off to the engine room and the emergency fuel shut-off were actuated causing the main generator to stop at 0845 hrs．The emergency generator then started up automatically．The starboard anchor was dropped in an attempt to prevent further westward drift．The vessel was by this time being subjected to pounding on the rocks，eventually breaking her back at 0930 hrs after which the violent motion ceased. Evacuation of the vessel commenced at 1045 hrs using 2 SAR helicopters with a Buffalo fixed-wing aircraft in attendance，and was completed at 1220 hours．问题：The main engine was caused to stop by the loss of the function of ________．A.engine room bottom platingB.emergency fuel shut-offC.emergency air cut-offD.electro-magnetic couplingsThe reason that the violent motion of the vessel ceased was that ________．A.the starboard anchor was dropped properly to prevent further westward driftB.the winds and/or seas decreased in a considerable extentC.the vessel was held fast on the grounding rocksD.the vessel's back was brokenThis report is most likely prepared by ________．A.the master of the vesselB.the cargo owners of the vesselC.the shippers of the vesselD.the independent investigator of the accidentThe crew were taken off the vessel by ________．A.air-planesB.helicoptersC.an fixed-wing aircraftD.the boat under the supervision of the 2/E engineer请帮忙给出每个问题的正确答案和分析，谢谢！
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A vessel brought alongside should be fended off the towing vessel by ______.A.crew members using their armsB.crew members using the strong muscles of their legsC.fendersD.No fending is necessary due to the rugged construction of most towing vessels
考题
Before using a fixed CO2 system to fight an engine room fire, you must ______.A.secure the engine room ventilationB.secure the machinery in the engine roomC.evacuate all engine room personnelD.All of the above
考题
Fixed CO2 systems would not be used on crew’s quarters or ______.A.the paint lockerB.spaces open to the atmosphereC.cargo holdsD.the engine room
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In which of the following scenarios would MAC filtering be MOST effective as a part of wireless security？ （）A、A public place where guests are free to access the wireless network.B、A small office where a defined number of specific wireless devices are used.C、A meeting room where various company users will access the wireless network during meetings. D、An office where some users are unable to use WPA encryption due to older wireless cards so they use MAC filtering.
考题
机舱人员应启动机舱里的消防泵。（）A、Engine room persons should stop their pumps in machinery space.B、Engine room persons should start their pumps in machinery space.C、Engine room persons should start their pumps in officer’s cabin.D、Engine room persons should start their pumps on boat deck.
考题
Where are the life-jackets for the duty personnel?（）A、They are in the chief officer’s cabin.B、They are in the store room.C、They are in the control room.D、They are in the engine room.
考题
单选题When reentering an engine room that has been flooded with CO2, the investigating team should initially（）.A
leave the access door partially openB
enter from the lowest levelC
enter from the highest levelD
attempt to operate machinery
考题
单选题Before using a fixed CO2 system to fight an engine room fire，you must（）.A
secure the engine room ventilationB
secure the machinery in the engine roomC
evacuate all engine room personnelD
All of the above
考题
单选题Which of the following is the stated proper sequence before commencing cargo operations aboard Ro-Ro vessels?（）A
Start ventilation，lower the ramp，notify engine roomB
Lower the ramp，start ventilation，notify engine roomC
Notify engine room，lower the ramp，start ventilationD
Start ventilation，notify engine room，lower the ramp
考题
单选题Many diesel engine exhaust valves are being constructed with hollow stems filled with sodium in order to （）A
provide added wear protection against today’s corrosive quality of fuelB
increase overall valve strength due to the high gas pressuresC
assist in dissipating heat due to the extreme operating temperaturesD
reduce the overall weight of the valve thus helping eliminate valve spring surge and hammering
考题
单选题The crew was unable to（）access to the engine room due to the extreme heat.A
maintainB
retainC
gainD
contain
考题
单选题When the general alarm is sounded continuously, the engine room personnel should （）.A
proceed to their man overboard stationsB
start the fire pumpC
put on lifejackets and go to their abandon ship stationsD
secure the propulsion diesel engines and evacuate the engine room
考题
单选题Your vessel is equipped with a fixed C02 system and a fire main system. In the event of an electrical fire in the engine room what is the correct procedure for fighting the fire?（）.A
Use the C02 system and evacuate the engine roomB
Use the fire main system and evacuate the engine roomC
Evacuate the engine room and use the C02 systemD
Evacuate the engine room and use the fire main system
考题
单选题In order to release CO2 to the machinery spaces from a fixed fire extinguishing system, you must（）.A
actuate an alarm and open the engine room control valveB
actuate an alarm and open the engine room CO2 releasing valveC
open the engine room control valve and shut off engine room ventilation fansD
open the engine room control valve and then the CO2 releasing valve
考题
单选题In which of the following scenarios would MAC filtering be MOST effective as a part of wireless security？ （）A
A public place where guests are free to access the wireless network.B
A small office where a defined number of specific wireless devices are used.C
A meeting room where various company users will access the wireless network during meetings. D
An office where some users are unable to use WPA encryption due to older wireless cards so they use MAC filtering.
考题
单选题During an engine room watch if immediate action is necessary to ensure safety of the ship its machinery and crew （）A
the chief engineer must be informed at firstB
the captain must be informed at firstC
it must be taken by the duty engineerD
the generator engine must be stopped
考题
单选题Fixed CO2 systems would not be used on crew’s quarters or（）.A
the paint lockerB
spaces open to the atmosphereC
cargo holdsD
the engine room
考题
单选题What safety precautions should be observed by the crew while working around machinery in an engine room?（）A
They should wear safety shoesB
They should wear ear protectionC
They should not wear jewelryD
All of the above
考题
单选题SOLAS requires a lifesaving training manual be provided in each crew cabin or in the（）.A
bridgeB
engineering control stationC
recreation and messroomsD
fire control room
考题
单选题According to the ship emergency plan, when average accident happened and the captain made the decision to withdraw from the engine room before leaving the engine room, the wrong operation is that （）A
the chief engineer leaves the engineer room with the engine room log book at firstB
releasing compressed air in the air receiver and closing the watertight doorC
stopping all the running machineries and electric devicesD
closing the quick-closing valves of all the oil tanks, stopping the boiler and releasing gas
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