Deficient oxygen content inside a chain locker can be detected with ______.A.litmus paperB.a combustible gas indicatorC.an oxygen breathing apparatusD.an oxygen indicator
Deficient oxygen content inside a chain locker can be detected with ______.
A.litmus paper
B.a combustible gas indicator
C.an oxygen breathing apparatus
D.an oxygen indicator
相关考题：
In the experiment, the burning inside the bottle can___.A. equalize the air pressure inside and outsideB. make a seal in the neck of the bottleC. finish up the oxygen inside the bottleD. produce more oxygen inside the bottle
Which two statements are true about a job chain?() A. A job chain can contain a nested chain of jobs.B. The jobs in a job chain cannot have more than one dependency.C. A job of the CHAIN type can be run using event-based or time-based schedules.D. The jobs in a job chain can be executed only by using the events generated by the Scheduler
Which statement about entry into a space that has been sealed for a long time is TRUE ________．A.A tank that has been used to carry hazardous liquids should be tested for oxygen content，toxicity，and explosive gasesB.You can safely enter the space without a breathing apparatus if the oxygen content exceeds 14%C.The natural ventilation through the installed vents is sufficient to provide the proper oxygen contentD.The heat of the sun on upper ballast tanks，such as in a bulk carrier，may generate carbon monoxide
Which statement about entering into a tank which has been sealed for a long time is TRUE ________．A.The tank should be tested only once to ensure the oxygen content is at least 14% before entryB.The tank must be tested at frequent intervals to ensure that hazardous gasses have not regeneratedC.The tank need not be tested for oxygen content if it is ventilated for more than 24 hoursD.If the oxygen content tests at less than 12% you should wear an approved gas mask
Inerting means ______．A.The introduction of inert gas into a tank with the object of reducing the oxygen content to below 8% by volumeB.The introduction of inert gas into a gas free tank for the purpose of reducing the oxygen content to below 8% by volumeC.The introduction of inert gas into a cargo tank during cargo discharge to replace the volume of discharged cargoD.All of the above
The opening in the deck beneath the anchor windlass that leads to the chain locker is the ______．A.Hawse pipeB.Fall pipeC.Drop-pipeD.Spill pipe
The perforated，elevated bottom of the chain locker，which prevents the chains from touching the main locker bottom and allows seepage water to flow to the drains，is called a ______．A.cradleB.draftC.harpingD.manger
What can cause a lack of oxygen in a chain locker ________．A.AbsorptionB.OsmosisC.EvaporationD.Oxidation
Which two statements are true about a job chain? （）(Choose two.)A、A job chain can contain a nested chain of jobs.B、The jobs in a job chain cannot have more than one dependency.C、A job of the CHAIN type can be run using event-based or time-based schedules.D、The jobs in a job chain can be executed only by using the events generated by the Scheduler
Which two statements are true about a job chain？（）A、 A job chain can contain a nested chain of jobsB、 The jobs in a job chain cannot have more than one dependencyC、 A job of the CHAIN type can be run using event-based or time-based schedulesD、 The jobs in a job chain can be executed only by using the events generated by the Scheduler
单选题The perforated，elevated bottom of the chain locker，which prevents the chains from touching the main locker bottom and allows seepage water to flow to the drains，is called a（）.AcradleBdraftCharpingDmanger
单选题A sufficient amount of chain must be veered when anchoring a vessel to ensure（）.Athe vessel has enough room to swing while at anchorBthe anchor flukes bite into the ocean bottomCthere is a sufficient scope of chain to keep the anchor on the bottomDthere is more chain out than there is in the chain locker
单选题The Master shall insure that the Emergency Position Indicating Radio beacon (EPIRB) is（）.Asecured inside the wheelhouseBtested annuallyCtested monthlyDsecured in the emergency locker
单选题The Master shall insure that the Emergency Position Indicating Radiobeacon (EPIRB) is（）.Asecured inside the wheelhouseBtested annuallyCtested monthlyDsecured in the emergency locker
单选题What can cause a lack of oxygen in a chain locker（）．AAbsorptionBOsmosisCEvaporationDOxidation
单选题Deficient oxygen content inside a chain locker can be detected with（）.Alitmus paperBa combustible gas indicatorCan oxygen breathing apparatusDan oxygen indicator
单选题The opening in the deck beneath the anchor windlass that leads to the chain locker is the（）.Ahawse pipeBfall pipeCdrop-pipeDspill pipe
多选题Which two statements are true about a job chain?（）AA job chain can contain a nested chain of jobs.BThe jobs in a job chain cannot have more than one dependency.CA job of the CHAIN type can be run using event-based or time-based schedules.DThe jobs in a job chain can be executed only by using the events generated by the Scheduler
单选题Inerting means（）.Athe introduction of inert gas into a tank with the object of reducing the oxygen content to below 8% by volumeBthe introduction of inert gas into a gas free tank for the purpose of reducing the oxygen content to below 8% by volumeCthe introduction of inert gas into a cargo tank during cargo discharge to replace the volume of discharged cargoDAll of the above
单选题What can be used to measure the percentage of oxygen inside a chain locker?（）AFlame safety lampBCombustible gas indicatorCOxygen indicatorDH2S meter
多选题Which two statements are true about a job chain？（）AA job chain can contain a nested chain of jobsBThe jobs in a job chain cannot have more than one dependencyCA job of the CHAIN type can be run using event-based or time-based schedulesDThe jobs in a job chain can be executed only by using the events generated by the Scheduler
单选题On a hydrocarbon flammability chart the line which extends from 0% to 21.8% oxygen，lying tangent to the flammability range，is called the（）.Amimimum oxygen content lineBcritical displacement lineCcritical dilution lineDupper threshold limit
单选题Before entering the chain locker，you should（）.Ahave someone standing byBmake sure there is sufficient air within the lockerCde-energize the windlassDAll of the above
单选题A sufficient amount of chain must be veered when anchoring a vessel to ensure（）.Athe vessel has enough room to swing while at anchorBthe anchor flukes bite into the ocean bottomCthere is sufficient weight from the anchor and chain to prevent draggingDthere is more chain out than there is in the chain locker
单选题Deficient oxygen content inside a chain locker can be detected with（）.Alitmus paperBcombustible gas indicatorCoxygen breathing apparatusDoxygen indicator