网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
Gasoline tanks should be filled（）.
A
to the top to expel all vapors from the tanks
B
to the top so the operator is certain how much fuel he has aboard
C
with only sufficient fuel for the planned trip so excess gasoline is not carried
D
to near the top with some space allowed for gasoline expansion
参考答案
参考解析
解析：
暂无解析
更多 “单选题Gasoline tanks should be filled（）.A to the top to expel all vapors from the tanksB to the top so the operator is certain how much fuel he has aboardC with only sufficient fuel for the planned trip so excess gasoline is not carriedD to near the top with some space allowed for gasoline expansion” 相关考题
考题
When _________a hill, the driver should build up speed early in order to cut down gasoline consumption.A． approachedB． to approachC． approachD． approaching
考题
Most covered lifeboats will right themselves after capsizing if the ______.A.lower ballast tanks are filled with waterB.sea anchor is deployed to windwardC.fuel tanks are not less than half fullD.passengers are strapped to their seats
考题
Before starting a gasoline engine on a motorboat，you should make sure for safety that ______．A.The gasoline tank is fullB.The bilges，cabins，etc．are thoroughly ventilatedC.You have fresh water on boardD.Each of the above is followed
考题
The tops of vents from gasoline tanks should terminate ______．A.in open airB.inside cabinsC.in machinery spaceD.underwater
考题
If you are bunkering and you close off one tank in the line of tanks being filled，the rate of flow to other open tanks on the same line will ______．A.increaseB.decreaseC.stopD.remain constant
考题
The tanks should then be ______ immediately after the measurements or cargo samples have been taken．A.topped upB.bracedC.tommed downD.re-pressurized
考题
What is the purpose of the relief valve of a cargo pump ________．A.Provides for the removal of vaporsB.Allows two or more tanks to be filled at the same timeC.Provides for the emergency shutdown of the pumpD.Permits the return of cargo to the suction side of the pump
考题
单选题Gasoline tanks should be filled（）.A
to the top to expel all vapors from the tanksB
to the top so the operator is certain how much fuel he has aboardC
with only sufficient fuel for the planned trip so excess gasoline is not carriedD
to near the top with some space allowed for gasoline expansion
考题
单选题The tops of vents from gasoline tanks should terminate（）.A
in open airB
inside cabinsC
in machinery spaceD
underwater
考题
单选题You are cleaning the tanks after carrying a cargo of crude oil. Which statement is TRUE? （）A
Washing water should be recirculated if possible because it has the same electric potential as the cargo tank being cleanedB
The hoses to portable cleaning machines should be disconnected before the machines are removed from the tankC
The principal hazard with steaming cargo tanks is raising the ambient temperature above the flame point of the cargo residueD
Steam cleaning and water washing are both capable of generating electrostatic charges within a tank
考题
单选题Before starting a gasoline engine on a motorboat，you should make sure for safety that（）.A
the gasoline tank is fullB
the bilges，cabins，etc. are thoroughly ventilatedC
you have fresh water on boardD
Each of the above is followed
考题
单选题If you are bunkering and you close off one tank in the line of tanks being filled，the rate of flow to other open tanks on the same line will（）.A
increaseB
decreaseC
stopD
remain constant
考题
单选题Most covered lifeboats will right themselves after capsizing if the（）.A
passengers are strapped to their seatsB
fuel tanks are not less than half fullC
sea anchor is deployed to windwardD
lower ballast tanks are filled with water
考题
单选题To avoid excessive pressures in the fuel oil filling system during bunkering, you should （）.A
close the tank filling valves quicklyB
top off all tanks at the same timeC
rill completely all tanks to less than 95% fullD
reduce the loading rate when topping off
考题
单选题Where should the tops of vents from gasoline tanks terminate?（）.A
In open airB
Inside cabins near the overheadC
In the machinery space near the engine air intakeD
Underwater
考题
单选题During fueling operations, which of the listed precautions should be taken when topping off fuel tanks?（）A
Reduce the pumping rate by closing the deck filling valveB
Close all overflow valvesC
Place 5 gallon containers under all flange connections in the fuel lineD
Reduce the pumping rate and sound tanks frequently as the level rises
考题
单选题In a microbarograph，the pen should be checked and the ink well filled（）.A
each time the chart is changedB
once per monthC
once per weekD
daily
考题
单选题For optimum stability during jacking operations，mat ballast tanks or spud cans should be（）.A
emptyB
fully ballastedC
partially ballastedD
sealed
考题
单选题After fuel tanks have been topped off, which of the listed procedures should be followed next?（）A
The pressure-vacuum relief valve should be resetB
The tanks should be made seaworthy to prevent contaminationC
The tanks should be sounded to make sure the levels are not risingD
The tanks should be marked with a bull stamp on the manifold filling valve
考题
单选题A vessel is equipped with cross-connected deep tanks. In which situation should the cross-connection valve be closed? （）A
The tanks lie above the waterline and are filledB
The tanks are partially filled with dry cargoC
The tanks are partially filled with liquid cargoD
The tanks are filled and lie below the waterline
考题
单选题When fueling has been completed（）.A
the fuel tank fill pipe should be left open to allow vapors to vent from the tankB
the engine should be started immediately to prevent vapor lock in the fuel lineC
all hatches should be opened and all compartments should be ventilatedD
open the fuel line and drain a small amount of gasoline into the bilge to clear the line of sediment
考题
单选题Before marine sewage treatment plant works （） should be filled with fresh water.A
deposition chamberB
oxidation poolC
disinfection chamberD
all chamber
考题
单选题Which statement is TRUE concerning gasoline vapors on board a vessel（）.A
They are heavier than air and will settle in the lowest part of the vesselB
They are lighter than air and will settle in the highest part of the vesselC
They should be vented into the engine to improve combustionD
They should be vented into the wheelhouse
考题
单选题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
考题
单选题To improve your vessel’s stability in a hazardous situation，you should（）.A
ballast deep tanks if they are slackB
transfer ballast athwartshipsC
pump out double bottomsD
fill double bottoms from deep tanks
考题
单选题According to the relevant regulation, lifeboat should be powered by（）.A
inboard diesel engineB
outboard diesel engineC
outboard gasoline engineD
inboard gasoline engine
考题
单选题Which statement is FALSE concerning precautions during fueling operations?（）A
All engines，motors，fans，etc. should be shut down when fuelingB
All windows，doors，hatches，etc. should be closedC
A fire extinguisher should be kept nearbyD
Fuel tanks should be topped off with no room for expansion
考题
单选题A vessel is equipped with cross-connected deep tanks.In which situation should the crossconnection valve be closed?（）.A
The tank lie above the waterline and are filledB
The tank are partically filled with dry cargoC
The tanks are partially filled with liquid cargoD
The tanks are filled and lie below the waterline
热门标签
最新试卷