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
The specific gravity of fuel oil is a （）.
A
absolute value
B
relative value
C
constant value
D
set value
参考答案
参考解析
解析：
暂无解析
更多 “单选题The specific gravity of fuel oil is a （）.A absolute valueB relative valueC constant valueD set value” 相关考题
考题
For the fuel oil purifier higher throughput and more efficient process can be achieved if the fuel is0
A.viscosity a heated to reduce itsB.cooled to reduce its temperatureC.heated to reduce its densityD.heated to reduce its gravity
考题
Which factor determines the ring dam size for a fuel oil, tubular bowl type, centrifugal purifier?A.The viscosity of the fuel.B.The quantity of water to be removed from the fuel.C.The specific gravity of the fuel.D.The quantity of dirt to be removed from the fuel.
考题
Which of the following conditions is realized by the turbo-charging of a previously naturally aspirated diesel engine?A.Ignition lag increases.B.Lube oil system pressure increases.C.Brake specific fuel consumption increases.D.Mechanical efficiency increases.
考题
The core item in the Oil Record Book Part I is ____, and its main content is____.A.Item A, BALLAST OR CLEANING OF FUEL OIL TANKSB.Item B, DISCHARGE OF DIRTY BALLAST OR CLEANING WATER FROM FUEL OIL TANKS REFERRED TO UNDER SECTION(A)C.Item C, DISPOSAL OF OIL RESIDUES(SLUDGE)D.Item H, BUNKERING OF FUEL OIL
考题
_____ shows 1.2 meter and the specific gravity of the oil is 0.96According to the measuring scale, that makes 150 tons.A.The piston rodB.The push rodC.The sounding rodD.The connecting rod
考题
When an auxiliary boiler is panting and emitting(发出) black smoke, you should______.A.increase the fuel oil temperatureB.decrease the fuel oil temperatureC.decrease the fuel oil supply pressureD.increase the air supply
考题
The core(核心) item in the Oil Record Book Part I is______, and its main content is______.A.Item A, BALLAST OR CLEANING OF FUEL OIL TANKSB.Item B, DISCHARGE OF DIRTY BALLAST OR CLEANING WATER FROM FUEL OIL TANKS REFERRED TO UNDER SECTION(A)C.Item C, DISPOSAL OF OIL RESIDUES(SLUDGE)D.Item H, BUNKERING OF FUEL OIL
考题
A ship which is required to carry an Oil Record Book must log in the book ______.A.discharge of ballast or cleaning water from fuel tanksB.sounding levels of all fuel tanks on a daily basisC.the grade and specific gravity of all fuel oil carriedD.fuel consumption rates on a weekly basis
考题
单选题When lighting off an auxiliary boiler, which of the problems listed could cause the burners to sputter?（）A
cold fuel oilB
low fuel oil pressureC
low atomizing steam pressureD
water in the fuel oil
考题
单选题The percentage of impurities in a specific fuel oil sample is determined by （）.A
settling in a fuel tankB
testing in a laboratory centrifugeC
burning in a calorimeterD
testing in a closed cup
考题
单选题A ship which is required to carry an Oil Record Book must log in the book（）.A
discharge of ballast or cleaning water from fuel tanksB
sounding levels of all fuel tanks on a daily basisC
the grade and specific gravity of all fuel oil carriedD
fuel consumption rates on a weekly basis
考题
单选题A vessel is required to carry an Oil Record Book Part I to log entries in the book regarding the （）.A
discharge of ballast or cleaning water from fuel tanksB
sounding levels of all fuel tanks on a daily basisC
grade and specific gravity of all fuel oil cardedD
fuel consumption rates on a weekly basis
考题
单选题When an auxiliary boiler is panting and emitting black smoke, you should （）.A
increase the fuel oil temperatureB
decrease the fuel oil temperatureC
decrease the fuel oil supply pressureD
increase the air supply
考题
单选题When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.A
filter to remove the fuel oilB
use the settler to remove the fuel oilC
remove the fuel oil by centrifugingD
drain and then renew the lube oil supply
考题
单选题Which of the followings will affect the spray of fuel oil?（）A
coke depositsB
cylinder water temperatureC
asphalt in fuel oilD
lub oil
考题
单选题The viscosity regulator controls （） in order to provide oil at the correct viscosity for combustion.A
the engines speedB
the engines loadC
the fuel oil temperatureD
the fuel oil flow
考题
单选题Duty officer informs us that the vessel is out of harbor and in “Full Ahead”We are going to run （）.A
diesel oil instead of fuel oilB
fuel oil instead of diesel oilC
diesel oil instead fuel oilD
fuel oil instead diesel oil
考题
单选题Which factor determines the ring dam size for a fuel oil, tubular bowl type, centrifugal purifier?（）A
The viscosity off the fuelB
The quantity of water to be removed from the fuelC
The specific gravity of the fuelD
The quantity of dirt to be removed from the fuel
考题
单选题The safe rate of bunkering heavy fuel oil is directly related to the （）.A
type of fuel transfer pump aboardB
temperature of the fuel oil being receivedC
size of the fuel storage tanks ashoreD
distance from the fuel oil storage tanks ashore
考题
单选题The purpose of the delivery check valve used in a diesel fuel injection jerk pump is to （）.A
assist in a quick cutoff of fuel injectionB
allow oil backflow from the injector to the helixC
reduce fuel oil pressure between injection strokesD
meter the quantity of fuel delivered
考题
单选题Faulty operation of diesel engine fuel injection nozzles can be directly caused by （）.A
water in the fuel oil supplyB
excessive fuel nozzle holder coolingC
a distorted fuel spray patternD
leakage past the plunger into the oil drain
考题
单选题After the ship is out of the harbour and in “Full Speed”, well change （）.A
to fuel oil instead of diesel oilB
for fuel oil instead of diesel oilC
to diesel oil into fuel oilD
for diesel oil into fuel oil
考题
单选题Which of the following conditions is realized by the turbo-charging of a previously naturally aspirated diesel engine?（）A
Ignition lag increasesB
Lube oil system pressure increasesC
Brake specific fuel consumption increasedD
Mechanical efficiency increaded
考题
单选题Which of the following statements describes the relationship between viscosity and specific gravity?（）A
Liquids with different viscosities will always have the same specific gravityB
Liquids with different viscosities will never have the same specific gravityC
Viscosity and specific gravity are directly proportionalD
Viscosity and specific gravity are not related in that one does not define or limit the other
考题
单选题The rate of expansion of heated fuel oil varies with the （）.A
conductivityB
viscosityC
volumeD
specific gravity
考题
单选题Clogged diesel engine fuel oil filters can cause（）A
loss of powerB
misfiringC
low fuel oil pressureD
All of the above
热门标签
最新试卷