The tops of vents from gasoline tanks should terminate ______．A.in open airB.inside cabinsC.in machinery spaceD.underwater
The tops of vents from gasoline tanks should terminate ______．
A.in open air
B.inside cabins
C.in machinery space
D.underwater
相关考题：
What specific jobs do securities outside dressing rooms do?A.In addition to ensuring the life style of the performers, they should prevent any person from entry.B.In addition to ensuring the life safety of the actors, they should stop any reporters from enteringC.In addition to ensuring the life safety of the performers, they should prevent any fans from enteringD.In addition to ensuring the life safety of the performers, they should prevent any unauthorized person from entering
Which of the following is NOT on the list items to be recorded in Oil Record Book Part I (machinery space operation)?A.accidental discharge of oilB.disposal of oil residuesC.quantity of water produced by F.W.GD.discharge of dirty ballast or cleaning water from fuel oil tanks
A pumproom is suspected of accumulating gases after a ventilation machinery breakdown. Where should the combustible gas indicator case be placed when testing the pumproom atmosphere for combustible gases?A.In the lower level of the pumproomB.In the middle level of the pumproomC.In the upper level of the pumproomD.On the deck outside the pumproom
You are discharging cargo and the inert gas system is in operation to inert the tanks. The pressure in a tank being discharged starts to drop below the allowable limit. What action should you take?A.Cut in another IG fan to increase gas flowB.Open the pressure control valve until the pressure increasesC.Open the tank isolation valve to the fully open positionD.Reduce the pumping rate
While underway and towing an unmanned tank barge you are required to ______.A.maintain a strict watch on the barge from the towing vesselB.fly a red flag from the towing vesselC.open the tops of all empty tanks on the bargeD.take hourly soundings of any loaded tanks on the barge
The nozzle of a gasoline hose or can should be kept ______．A.In contact with the fill opening to guard against static sparkB.From making contact with the fill opening to guard against static sparkC.In contact with the fill opening to allow proper ventingD.None of the above
Gasoline fuel tank vents should terminate ______．A.In the engine compartmentB.In the fuel tank spaceC.Above or outside the hullD.At the most convenient location
Valves on steam-smothering lines to cargo tanks shall be set with ______．A.The master control valve shut and valves to individual cargo tanks shutB.The master control valve open and valves to individual cargo tanks shutC.The master control valve shut and valves to individual cargo tanks openD.All valves open
CIt is desirable to have screens on the vents of potable water tanks to ______．A.Filter the incoming airB.Prevent explosionsC.Prevent backupsD.Stop insects from entering
Each fireman’s outfit and its spare equipment on a vessel must be stowed ______.A.in a locked cabinet in the machinery spaceB.in an unlocked cabinet in the machinery spaceC.in a separate and accessible locationD.at a fire hydrant location
According to this passage, which of the following statements is true?A.In boiler and machinery spaces, there is the air conditioning.B.In the boiler rooms the requirement of air volume should meet 25-50% of combustion requirement.C.To maintain the comfort zone in the separate control room the air conditioning plant should be fitted.D.The comfort conditions can be maintained in the engine room all the time.
按照SOLAS的油船货油舱的隔离的要求：Cargo pump-rooms， cargo tanks， slop tanks and cofferdams shall be positioned forward of machinery spaces. However， oil fuel bunker tanks need not be forward of machinery spaces. Cargo tanks and slop tanks shall be isolated from machinery spaces by cofferdams， cargo pump-rooms， oil bunker tanks or ballast tanks. Pump-rooms containing pumps and their accessories for ballasting those spaces situated adjacent to cargo tanks and slop tanks and pumps for oil fuel transfer， shall be considered as equivalent to a cargo pump-room within the context of this regulation provided that such pump rooms have the same safety standard as that required for cargo pump-rooms.问：对于某29.7万载重吨的VLCC船型，关于货油舱的隔离，下列哪一项不必位于机器处所的前方：（）A、货油泵舱；B、货油舱；C、污油舱（SLOP TANK）；D、燃油舱
单选题When reentering an engine room that has been flooded with CO2, the investigating team should initially（）.Aleave the access door partially openBenter from the lowest levelCenter from the highest levelDattempt to operate machinery
单选题To improve your vessel’s stabilty in a hazardous situation, you should（）.Aballast deep tanks if they are slackBtransfer ballast athwarshipsCpump out double bottomsDfill double bottom from deep tanks
单选题When you are transferring fuel oil to the setting tanks, precautions to be observed should include （）Aplugging gooseneck tank vents to prevent accident overflowBmaintaining a high transfer rate until a slight trickle of oil is observed flowing from the overflow lineCsounding the tanks frequently and reducing the transfer rate as the level approaches maximum fillDmaintaining a supply of chemical dispersant to cleanup minor oil spills adjacent to the ship
单选题Gasoline tanks should be filled（）.Ato the top to expel all vapors from the tanksBto the top so the operator is certain how much fuel he has aboardCwith only sufficient fuel for the planned trip so excess gasoline is not carriedDto near the top with some space allowed for gasoline expansion
单选题The discharge from a carbon dioxide fire extinguisher should be directed（）.Aat the base of the flamesBat the center of the flamesCto the lee side of the flamesDover the tops of the flames
单选题Mechanical gearing of deck machinery such as the windlass or boat hoists should（）.Abe open to view so，if a foreign object gets in the gearing，the operator can immediately stop the machineryBhave a guard over the gearingCbe painted a contrasting color from the base color in order to call attention to the gearingDnot be operated if there is any crew within 10 feet of the machinery
单选题The tops of vents from gasoline tanks should terminate（）.Ain open airBinside cabinsCin machinery spaceDunderwater
单选题Which of the following is NOT on the list items to be recorded in Oil Record Book Part I (machinery space operation)?（）AAccidental discharge of oilBDisposal of oil residuesCQuantity of water produced by FWGDDischarge of dirty ballast or cleaning water from fuel oil tanks
单选题While underway and towing an unmanned tank barge you are required to（）.Amaintain a strict watch on the barge from the towing vesselBfly a red flag from the towing vesselCopen the tops of all empty tanks on the bargeDtake hourly soundings of any loaded tanks on the barge
单选题Where should the tops of vents from gasoline tanks terminate?（）.AIn open airBInside cabins near the overheadCIn the machinery space near the engine air intakeDUnderwater
单选题After fuel tanks have been topped off, which of the listed procedures should be followed next?（）AThe pressure-vacuum relief valve should be resetBThe tanks should be made seaworthy to prevent contaminationCThe tanks should be sounded to make sure the levels are not risingDThe tanks should be marked with a bull stamp on the manifold filling valve
单选题“Any leaks in piping, propeller shaft, machinery, tanks, will have to be repaired, or at least patched up temporarily until the next stop” This sentence means that （）.AAny leaks in piping, propeller shaft, machinery, tanks, will have to be repaired on the spotBAny leaks in piping, propeller shaft, machinery, tanks, will have to be repaired on the next port of callCAny leaks in piping, propeller shaft, machinery, tanks, will have to be repaired until the next stopDAny leaks in piping, propeller shaft, machinery, tanks, will have to be at least patched up
单选题Gasoline fuel tank vents should terminate（）.Ain the engine compartmentBin the fuel tank spaceCabove or outside the hullDat the most convenient location
单选题When fueling has been completed（）.Athe fuel tank fill pipe should be left open to allow vapors to vent from the tankBthe engine should be started immediately to prevent vapor lock in the fuel lineCall hatches should be opened and all compartments should be ventilatedDopen the fuel line and drain a small amount of gasoline into the bilge to clear the line of sediment
单选题In setting the valves on a steam-smothering system on a tanker，the master control valve to cargo tanks should be（）.Aopen and individual tank valves openBopen and the individual tank valves closedCclosed and the individual tank valves closedDclosed and the individual tank valves open