海员机工英语题库试卷(1)
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If you are overhauling machinery, you should wear ( ) in order to protect your head
- A.eysglasses
- B.a hat
- C.a safety helmet
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Four strokes consist of suction, compression,( ) and exhaust stroke
- A.cycle
- B.expansion
- C.scavenging
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We use a manometer to measure ( ).
- A.Temperature
- B.viscosity
- C.pressure
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The fuel pipes and ducts should be blown with ( )
- A.atmosphere
- B.the fresh water
- C.compressed air
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A common ( ) with the fuel pump plungers is oil leakage.
- A.use
- B.trouble
- C.cause
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He said that he has turned the main engine one complete revolution with the ( )
- A.turning gear
- B.steering gear
- C.chain gear
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We must use ( ) to change sea water into fresh water.
- A.fresh water pump
- B.sea water pump
- C.fresh water generator
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In four-stroke diesel engine, the cycle of events is completed in ( ) of crankshaft.
- A.one revolution
- B.two revolutions
- C.four revolutions
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Are you ready ? Yes, I ( )
- A.do
- B.was
- C.am
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Vital components of the engine should be frequently ( )
- A.renewed
- B.examined
- C.covered
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The piston moves up in the( )and compresses the air.
- A.box
- B.cylinder
- C.sleeve
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Please choose a correct name for “逃生路线”.
- A.escape route
- B.muster station
- C.muster list
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Our ship hasn’t been to shipyard for a long time, the fouling on the ship’s hull greatly increases her ( ).
- A.resistance
- B.weight
- C.speed
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Please choose a correct name for “集合站”.
- A.escape route
- B.muster station
- C.muster list
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This brand of spanner is out of stock( )
- A.I'd like to have a try
- B.Please show me some samples
- C.Can you recommend some other brands?
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UMS stands for ( )
- A.ultra much space
- B.unit machined space
- C.unattended machinery space
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During the inspection, the starting air valves should be closed ( ) the engine from running
- A.to increase
- B.to prevent
- C.to reduce
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During the watch, they always get in touch with the ( ) on the bridge and answer their signals.
- A.engineers
- B.officers
- C.motormen
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In ( ) scavenging the incoming air enters at the lower end of the cylinder andexhaust gases are forced out at the top
- A.cross
- B.loop
- C.uniflow
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“ Stand by engine” means ___.
- A.“ stop the engine”
- B.“make the engine ready for starting”
- C.“ open the engine”
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The type of extinguisher which should be used for an electric fire is ______.
- A.carbon dioxide or foam
- B.dry chemical or foam
- C.carbon dioxide or dry chemical
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Who will give the signal for starting and stopping?
- A.You are welcome
- B.He will give both
- C.I will sign the receipt
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They use the ( ) to handle the cargo.
- A.winch
- B.windlass
- C.capstan
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( ) is a machine by which mechanical energy is transformed into electrical energy.
- A.An electric motor
- B.An alternator
- C.A fresh water generator
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How long will it take to do the additional items?
- A.We can complete it on time
- B.Three working days
- C.Don't worry about it
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For an ordinary four-stroke diesel engine the exhaust valves open ( )
- A.after TDC
- B.after BDC
- C.before BDC
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( )_ is the removal of exhaust gases by blowing in fresh air.
- A.Gas exchange
- B.Charging
- C.scavenging
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The crankshaft of diesel engine is supported by ( )
- A.tie rods
- B.through bolts
- C.main bearings
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The amount of lubricating oil in the drain tank should be checked by ( )
- A.metering
- B.weighting
- C.sounding rod
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For an ordinary four-stroke diesel engine the exhaust valves close ( )
- A.after TDC
- B.before TDC
- C.after BDC
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How do you say “前进三” in English?
- A.Slow ahead
- B.Half ahead
- C.Full ahead
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How do you say “后退三” in English?
- A.Slow astern
- B.Half astern
- C.Full astern
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The crankpin bearings are made of ( )
- A.alloy steel
- B.resistance heat steel
- C.cast steel
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Is the captain on board? --- No, he _______ ashore.
- A.went
- B.has been
- C.has gone
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We can use _____ to heave up anchor.
- A.a windlass
- B.a capstan
- C.a winch
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The diesel engine is a type of ( ).
- A.external combustion engine
- B.steam engine
- C.internal combustion engine
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At least ( ) cylinders in a two-stroke engine will be configured to ensure thatthe engine can be started with crankshaft at whatever position
- A.4
- B.6
- C.12
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The cylinder head, cylinder liner and ( ) form. the combustion chamber.
- A.frame
- B.crankcase
- C.piston
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Our ship hasn’t been to shipyard for a long time, the fouling on the ship’s hull greatly increases her ( ).
- A.resistance
- B.weight
- C.speed
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Pass me a ( ),pleas
- A.spanner
- B.main engine
- C.fresh water generator
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The emergency generator or emergency battery is connected to ( ).
- A.section boards
- B.emergency switchboards
- C.distribution boards
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An oxygen indicator will detect ( )
- A.the amount of oxygen in a space
- B.the presence of harmful amounts of carbon monoxide
- C.concentration of explosive gas
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If there is water in fuel oil, the engine speed will ( )
- A.decrease
- B.increase
- C.decreasing
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There is a smell of gas in the hold. You must wear your _______.
- A.helmet
- B.breathing apparatus
- C.goggles
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The main fixed parts of the marine diesel engine are the main bearings, the bedplate, thecylinder and ( )
- A.the piston rod
- B.the connecting rod
- C.the fram
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The three basic elements necessary for any fire are ( )
- A.heat, gas and flames
- B.fuel, heat and oxygen
- C.heat, nitrogen and fuel
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The brake horsepower is expressed in ( ).
- A.kilovolts
- B.kiloamperes
- C.kilowatts
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In four-stroke diesel engine, the cycle of events is completed in ( ) of crankshaft.
- A.one revolution
- B.two revolutions
- C.four revolutions
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( ) is the removal of exhaust gases by blowing in fresh air.
- A.Gas exhange
- B.Charging
- C.Scavenging
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Please pass me that ( ).
- A.screw driver
- B.oil separator
- C.oily water separator