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发布时间:2023-12-23 02:38:49

[单选题]The oil cooler is circulated by sea water,pressure than that of the oil.
A.which is at higher
B.which is at lower
C.which is at less
D.none of the above

更多"[单选题]The oil cooler is circulated b"的相关试题:

[单选题] The process that oil spilled in sea is adsorbed on the suspended material and deposited to the bottom defines ______.
A.Oxidation and destruction
B.Dissolution
C.Oxidation and destruction
D.Sedimentation
[单选题] Releasing oil from the sea anchor of a survival craft may ______.
A.keep the propeller from being fouled
B.increase propeller speed
C.help calm the waves in the vicinity of the craft
D.increase the holding power of the sea anchor
[单选题]Oil water separators are used to ensure that ships do not discharge oil when bilge water,or oily water from oil tanks or any oil contaminated space.
A.pumped out
B.pumping out
C.being pumped out
D.pumps out
[单选题] Any discharge into the sea of oil or oily mixtures from ships to which this Annex of MARPOL 73/78 applies shall be _______except when special conditions are satisfied.
A. required
B. requested
C. promoted
D. prohibited
[单选题]In an emergency situation,the sea water pump can be used to supply sea water to the fresh water system,merely___the blind-flanges.
A.to be moved
B.remove
C.in order to remove
D.by removing
[单选题]Sea water is rarely used for direct cooling within the equipment it is rather corrosive.
A.because of
B.due to
C.owing to
D.in that
[单选题]If water content is in lube oil,you can't use it without purifying.
A.over 0.5%
B.below 0.5%
C.0.2%
D.0.3%
[单选题]OIL-IN-WATER are ______.
A.sediment of oil in water
B.oil dissolvents in water
C.solid oil aggregates
D.droplets of oil suspended in water
[单选题] When discharging oil from an oil tanker the instantaneous rate ______ 60 liters per nautical mile.
A.Should not exceed
B.Must be up to
C.Should exceed
D.Should be about
[单选题]The fuel oil supply system usesto draw oil from the double bottom tanks to a settling tank.
A.a supply pump
B.a centrifugal pump
C.a transfer pump
D.a reciprocating pump
[单选题] Oil slick caused by spillage of oil from tanker ship is ______.
A.A drop of oil
B.The emulsion of oil at sea surface
C.The weathered oil
D.The oil floating on the surface of the sea water
[单选题] What is an advantage of water fog or water spray over a straight stream of water in fighting an oil fire ________.
A.It has a smothering effect on the fire
B.It requires less water to remove the same amount of heat
C.It gives more protection to fire fighting personnel
D.All of the above
[单选题] _______ water is the water in the hold to keep the ship’s stability.
A. Bilge
B. Ballast
C. Slop
D. Sanitary
[单选题]If lubricating oil encounters high temperature it can burn,leaving as it does so
A.carbon deposit
B.rust deposit
C.acidic deposit
D.ash deposit
[单选题]The oil pressure isthe motor.
A.too low to turn
B.much low to turn
C.very low to turn
D.for low to turn
[单选题] SeA.anchor是: ( )
A.海锚
B.海绵
C.手电
D.天棚
[单选题]We have finished the oil samples.
A.to analyze
B.analyzed
C.analyzing
D.to be analyzed
[单选题]The function of the lube oil is
A.to take away the heat
B.to reduce friction
C.to remove the detritus
D.all of the above
[单选题] The crude oil washing installation and associated equipment and arrangements shall ______ with the requirements established by the Administration.
A.Comply
B.Supply
C.Provide
D.Deny

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