A.one year from the date of issue
B.two years from the date of issue
C.three years from the date of issue
D.four years from the date of issue
您可能感興趣的試卷
你可能感興趣的試題
A.IMO
B.CCS
C.USCG
D.PICC
A.is drilling on the Outer Continental Shelf
B.moves to a new drilling location in U-Swaters
C.engages in a voyage to a port of another country which is a party of MARPOL
D.All of the above
A.transmitting the heat of a fire through the ships metal
B.burning liquids flowing into another space
C.heated gases flowing through ventilation systems
D.the transfer of heat across an unobstructed space
A.to starboard
B.to port
C.forward
D.aft
A.Class "A"
B.Class "B"
C.Class "C"
D.Class "D"
最新試題
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
Using a file without a handle may result in （）
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.
To proceed to the assistance of a ship in distress is（）
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
When does auxiliary burner of incinerator put into operation? （）Ⅰ. start incinerator when it is coldⅡ. the sludge for dealing with is littleⅢ. the sludge for dealing with is largeⅣ. the water and impurity in sludge are too muchⅤ. the temperature in incinerator is lowⅥ. dealing with little solid rubbish
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）