A.check oil level in bearing sump
B.check them for leakagec through end seals
C.pump bilges in time
D.check temperature
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A.the after one is more than forward one
B.the forward one is more than after one
C.the forward one is the same with after one
D.it depends on the type of engine
A.the ventilation pipe
B.the water line for fire fighting on the deck
C.the fuel oil line
D.the water supplying line in bath room
A.the steering gear room
B.the fire fighting pipe line
C.the fuel oil tank
D.the bath room
A.change from diesel oil to heavy fuel oil for mail engine
B.pump out bilge water
C.change sea chest form lower level one to high level one
D.test emergency generator
A.a variable-speed AC generator
B.a fixed-speed AC generator
C.an air blower
D.a DC generator
最新試題
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
（） is not installed on the main switchboar.
Under MARPOL Code the ship to which it applies has to carry （）
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
Cold weather starting of a diesel engine may be made easier by（）
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
Which of the following items don’t belong to dock repair works?（）
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.