After being launched from a vessel, totally enclosed survival craft which have been afloat over a long period require ______.A.frequent opening of hatches to permit entry of fresh airB.regular checks of bilge levelsC.use of ear plugs to dampen engine noiseD.frequent flushing of the water spray system with fresh water
After being launched from a vessel, totally enclosed survival craft which have been afloat over a long period require ______.
A.frequent opening of hatches to permit entry of fresh air
B.regular checks of bilge levels
C.use of ear plugs to dampen engine noise
D.frequent flushing of the water spray system with fresh water
相关考题：
A survival craft being used to pick up a person who has fallen overboard from a ship should approach the person ______.A.at a high rate of speedB.under oarsC.against the windD.with the wind
Which step should be taken，if possible，when the vessel must be abandoned because of a distress situation ________．A.Alert the Coast Guard by using the survival craft's portable INMARSAT unitB.Program the SART and EPIRB to transmit the vessel's location and situationC.Place the SART and EPIRB in the“ON”position and secure them to the survival craftD.No additional steps are needed as the SART and EPIRB will both automatically float free and operate properly
Which statement concerning locating signals in the GMDSS is FALSE ________．A.Locating signals are transmitted by survival craft VHF transceiversB.Locating signals are transmitted by SARTsC.Locating signals are intended to facilitate the finding of a distressed vessel or its survivorsD.Locating signals are not transmitted by autoalarm generators
Leeway is the ______.A.difference between the true course and the compass courseB.momentum of a vessel after her engines have been stoppedC.lateral movement of a vessel downwind of her intended courseD.displacement of a vessel multiplied by her speed
A patch has been applied to the operating system. After rebooting, the system is hung. Which of the following commands should have been performed to prevent the system from hanging?（）A、 lppchk, bosboot B、 lslpp -l, oslevel C、 installp -C, lppchk D、 bosboot, synclvodm
It has been determined that print jobs from an application are not being removed from the system after they have been printed. To remove these jobs from the /var/spool directory, which cron entry will remove files more than 7 days old?（）A、 find /var/spool/lpd/qdir -mtime -7 -type f -exec rm -f {}/B、 find -name /var/spool/* -f rm {}/C、 find -name /var/spool/lpd/* -exec rm {}/D、 find /var/spool/lpd/qdir -mtime +7 -type f -exec rm -f {}/
单选题Releasing oil from the sea anchor of a survival craft may（）.Akeep the propeller from being fouledBincrease propeller speedChelp calm the waves in the vicinity of the craftDincrease the holding power of the sea anchor
单选题Your vessel is equipped with totally enclosed lifeboats. Which statement is true when the boat is enveloped in flames?（）.AThe ventilators will automatically close by the action of fusible linksBThe motor takes its air supply from outside the lifeboat to prevent asphyxiation of the crewCA water spray system to cool the outside of the boat is operated by a high-volume manual pumpDAn air tank will provide about ten minutes of air for the survivors and the engine
单选题After being launched from a vessel，totally enclosed survival craft which have been afloat over a long period require（）.Afrequent opening of hatches to permit entry of fresh airBregular checks of bilge levelsCuse of ear plugs to dampen engine noiseDfrequent flushing of the water spray system with fresh water
单选题Most totally enclosed lifeboats are equipped with which of the following? （）ATanks for the storage of drinking waterBBallast tanks to prevent the boat from capsizingCA hydraulic start diesel engineDAuxiliary mechanical propulsion (Fleming gear)
单选题The vessel or other goods upon which the Works have been carried out must be（）from the Repairer’s worksite within 3 days after the invoice date or in accordance with other written notification by the Repairer to the Customer.AselectedBcollectedCdetectedDeffected
单选题You board an inflatable liferaft that has been hand launched from a sinking vessel. What should you do first after everyone is onboard the liferaft?（）.ACut the painterBOperate the radio equipmentCOpen the equipment packDVentilate the liferaft of CO2
单选题In evacuation from a ship，an individual without the option of a survival craft or liferaft should enter the water on the leeward side，except when（）.Athere is burning oil on the waterBthere is a rescue craft in the areaCwater temperature is below 40°FDa rigid survival craft is in the area
单选题In stopping distances of vessels，head reach can best be described as the（）.Adifference between the vessel's speed through the water at any instant and the new speed ordered on the telegraphBdistance the vessel has actually run through the water since a change of speed was orderedCdistance the vessel will run between taking action to stop her and being stationary in the waterDspeed at which a vessel should proceed to ensure that she will run a predetermined distance，once her engines have been stopped
单选题Preventer bars are fitted on lifeboat releasing hooks to prevent（）.Athe falls from unhooking if the releasing gear is operated accidentally while the boat is being loweredBoperation of the release lever until the boat is waterborneCthe falls from rehooking after they have been releasedDaccidental unhooking when the falls become slack
单选题After being rescued from the vessel accident，the people agreed that they had much to（）.AthankBbe thankfulCbe thankedDbe thankful for
单选题If help has not arrived in 10-12 hours after you abandon a vessel in a survival craft，you should（）.Ago in one direction until the fuel runs outBplot a course for the nearest landCtake a vote on which direction you should goDshut down the engine(s) and set the sea anchor
单选题PLEASE BE ADVISED THE CAPTIONED VESSEL PROVISIONS SUPPLY HAS BEEN DULY ARRANGED AND SHIP CHANDLER WILL GO ON BOARD YR GOOD SHIP TO ATTEND TO THIS AFTER BERTHING. This telex says that （）.Athe provisions have been provided on boardBthe provisions will be delivered to youCthe shipchandler will go on board your vessel for detailsDthe provisions have not yet been arranged
单选题A survival craft being used to pick up a person who has fallen overboard from a ship should approach the person（）.Aat a high rate of speedBunder oarsCagainst the windDwith the wind
单选题A survival craft being used to pick up a person who has fallen overboard from a vessel ahould approach the person（）.Aat a high rate of speedBunder oarsCagainst the windDwith the wind
单选题All vessel personnel should be familiar with the survival craft’s（）Aboarding and operating proceduresBmaintenance scheduleCnavigational systemsDfuel consumption rates
单选题Leeway is the（）.Adifference between the true course and the compass courseBmomentum of a vessel after her engines have been stoppedClateral movement of a vessel downwind of her intended courseDdispla ement of a vessel multiplied by her speed
单选题Which statement concerning locating signals in the GMDSS is FALSE（）.ALocating signals are transmitted by survival craft VHF transceiversBLocating signals are transmitted by SARTsCLocating signals are intended to facilitate the finding of a distressed vessel or its survivorsDLocating signals are not transmitted by autoalarm generators
单选题Which step should be taken，if possible，when the vessel must be abandoned because of a distress situation（）.AAlert the Coast Guard by using the survival craft's portable INMARSAT unitBProgram the SART and EPIRB to transmit the vessel's location and situationCPlace the SART and EPIRB in the“ON”position and secure them to the survival craftDNo additional steps are needed as the SART and EPIRB will both automatically float free and operate properly
单选题When a survival craft drill is held，the person in charge must insure that（）.Aall survival craft are lowered to the water，launched，and operated for thirty minutesBall davits used for launching liferafts are operatedCeach emergency position indicating radio beacon is tested for thirty minutesDthe helicopter pad landing lights are operating in a quick-flashing mode
单选题Leeway is the（）.Adifference between the true course and the compass courseBmomentum of a vessel after her engines have been stoppedClateral movement of a vessel downwind of her intended courseDdisplacement of a vessel multiplied by her speed