单选题Fires resulting from spontaneous combustion are usually caused by the improper disposal of（）.Acigarette buttsBoily ragsCburner torchesDlighted matches
单选题
Fires resulting from spontaneous combustion are usually caused by the improper disposal of（）.
A
cigarette butts
B
oily rags
C
burner torches
D
lighted matches
参考解析
解析：
暂无解析
相关考题：
We confirm the sales to you of 3,500 cartons Health Tea()faxes and E－mail exchanged between us. A、resulting inB、resulting fromC、resulted inD、resulted from
What is the most advantage of the lean-combustion different from the routine combustion?A.Continue runningB.Well combustionC.Higher peak temperatureD.Lower holding time of Maximum temperature
If the flame from combustion in the cylinder of a four-stroke engine past the piston into the space below, the accumulation of flammable mixture would be ignited, thus resulting in _____.A.the crankcase explosionB.lifting of the cylinder safety valveC.a scavenge fireD.opening of the manhole
Fires resulting from spontaneous(自发的) combustion are usually caused by the improper disposal of______.A.cigarette butts(烟头)B.oily ragsC.burner torchesD.lighted matches
Spontaneous combustion is caused by ______．A.An outside heat source heating a substance until it ignitesB.Conduction of heat through a wall of material to the substanceC.Chemical action within a substanceD.All of the above
______ is the most liable to spontaneous combustion．A.CementB.ChinawareC.Fish mealD.Steel products
Which substance might be subject to spontaneous combustion ________．A.CoalB.Scrap rubberC.LeatherD.All of the above
The most frequent cause of fires aboard tankers is due to ______．A.Improper gas freeingB.Leaking of cargo pump glandsC.Tobacco smokingD.Spontaneous combustion
A fire starting by spontaneous combustion can be expected in which condition? ______.A.Paints, varnish, or other liquid flammables are stowed in a dry stores lockerB.Inert cargoes such as pig iron are loaded in a wet conditionC.Oily rags are stowed in a metal pailD.Clean mattresses are stored in contact with an electric light bulb
（）act is the act performed by or resulting from saying something.AA locutionaryBAn illocutionaryCA perlocutionaryDA speech
（）act is the act performed by or resulting from saying something.A、A locutionaryB、An illocutionaryC、A perlocutionaryD、A speech
Which of the following coverage usually covers partial loss or damage resulting from natural calamities？（）A、ICC（B）B、All risksC、WAD、FPA
单选题Spontaneous combustion could occur in（）Apaint thinner in an open canBfuel accumulation in the bilgeCoily rags in an unvented compartmentDgasoline stored in steel drums
单选题The most likely place for a fire to start through the process of spontaneous combustion is in （）.Aan electrical switchboardBthe pressure tanksCthe fuel oil tanksDthe oily rag bin
单选题The diameter of a piston is usually less at the crown than at the skirt, in order to （）.Afacilitate the installation of piston ringsBallow for the expansion of the piston during operationCprevent crankcase vapors from entering the combustion chamberDreduce wearing of the upper cylinder liner
单选题Because of the resulting higher pressures in the cylinder from the combustion of this greater mass of fuel, and the larger diameters, the liner must be made （） at the top to accommodate the higher stresses, and prevent cracking of the material.AthinnerBthickerCsmootherDrougher
单选题If the flame from combustion in the cylinder of a four-stroke engine past the piston into the space below, the accumulation of flammable mixture would be ignited, thus resulting in （）.Athe crankcase explosionBlifting of the cylinder safety valveCa scavenge fireDopening of the manhole
单选题The longer the ignition delay period resulting from improper use of low cetane fuel, the （）Aless fuel will enter the cylinderBhigher the cylinder combustion temperatureCmore complete the fuel combustionDmore rapid the rise in combustion pressure
单选题The most important principle in the stowage is（）.Ato ensure the safety of the ship and protect the cargo from being damagedBto avoid the rearrangement of the cargo loaded on boardCto reject the damaged cargo during loadingDto prevent the spontaneous combustion of coal and grain
单选题In the cylinder of a diesel engine fuel is ignited by the（）Aspark from a plug in the pre-combustion chamberBelectrical discharge from the distributorCheat of compression within the cylinderDheat from the fuel injection nozzle
单选题The most important principle in the cargo stowage is（）.Ato avoid the rearrangement of the cargo loaded on boardBto ensure the safety of the ship and cargoCto reject the damaged cargo during loading operationDto prevent the spontaneous combustion of the coal and grain
单选题For cargoes（）grain meals,coal,ventilation is needed to prevent them（）spontaneous combustion.Ai.e./ofBfor instance/awayCfor example/offDsuch as/from
单选题In which of the areas listed is a fire resulting from spontaneous combustion most likely to occur?（）AEngine room bilgesBPaint lockerCBattery storage lockerDFuel oil tank
单选题The air required for combustion is taken from the engine room through a filter fitted on the turbochargerThis reduces the risk for too and contamination of the combustion air（）Ahigh temperaturesBlow temperaturesCwetDdirty
单选题A fire starting by spontaneous combustion can be expected in which condition?（）.APaints, varnish, or other liquid flammables are stowed in a dry stores lockerBInert cargoes such as pig iron are loaded in a wet conditionCOily rags are stowed in a metal pailDClean mattresses are stored in contact with an electric light bulb
单选题（） usually helps to induce air movement to assist combustion.ACylinder coverBMain bearingCThe exhaust valveDThe piston movement