A.Stop Engine
B.No Engine Revolutions
C.Stand-by Engine
D.Finished With Engine
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A.Full Ahead
B.Half Ahead
C.Full Astern
D.Half Astern
A.value of the mean draft
B.degree of list
C.amount of roll
D.difference in fore and aft drafts
A.flammable vapor by volume in air
B.oxygen present to support combustion
C.the temperature of the flash point
D.the lower limit of explosibility of the mixture
A.They should wear safety shoes
B.They should wear ear protection
C.They should not wear jewelry
D.All of the above
A.leaked into navigable waters
B.poured into navigable waters
C.pumped into navigable waters through a fixed piping system
D.all of the above
最新試題
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
If separating effect is not good, which measure should be taken （）
The treatment of the fuel oils involves storage, heating, filtering and（）
The main purpose of port State control is not to（）
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
The cetane rating of diesel fuel is an indication of the （）
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
Under MARPOL Code the ship to which it applies has to carry （）
Flame failure in an automatically fired auxiliary boiler can from a/an （）