海员机工英语题库试卷(1)
部分试题预览
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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
-
Four strokes consist of suction, compression,( ) and exhaust stroke
- A.cycle
- B.expansion
- C.scavenging
-
We use a manometer to measure ( ).
- A.Temperature
- B.viscosity
- C.pressure
-
The fuel pipes and ducts should be blown with ( )
- A.atmosphere
- B.the fresh water
- C.compressed air
-
A common ( ) with the fuel pump plungers is oil leakage.
- A.use
- B.trouble
- C.cause
-
He said that he has turned the main engine one complete revolution with the ( )
- A.turning gear
- B.steering gear
- C.chain gear
-
We must use ( ) to change sea water into fresh water.
- A.fresh water pump
- B.sea water pump
- C.fresh water generator
-
In four-stroke diesel engine, the cycle of events is completed in ( ) of crankshaft.
- A.one revolution
- B.two revolutions
- C.four revolutions
-
Are you ready ? Yes, I ( )
- A.do
- B.was
- C.am
-
Vital components of the engine should be frequently ( )
- A.renewed
- B.examined
- C.covered
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