A.nitrogen
B.Carbon dioxide
C.Sodlium
D.Oxygen
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A.collar band
B.guy band
C.pad eye collar
D.spider band
A.handing of cargo cases
B.handing oilskings
C.sewing canvas
D.splicing small stuff
A.bight block
B.gin block
C.heel block
D.snatch block
A.group occulting
B.composite group flashing
C.Morse letter A
D.quick flashing
A.posted with instruction on the operation of the systm
B.ventilated and equipped with explosion-proof switches
C.painted with red and black diagonal stripes
D.equipped with a battery powered source of emergency lighting
最新試題
ECDIS must be able to perform all of the following EXCEPT（）.
Fog is likely to occur when there is little difference between the dew point and the（）.
（）is on the panel of radar.
Berthing means bringing a vessel to her berth until（）.
（）is the act of allocating space to containers on board of a container ship in the order of the discharge ports.
In the Northern hemisphere northerly winds may cause temperature（）.
According to the relevant regulation, lifeboat should be powered by（）.
The helm command PORT TWENTY means（）.
The mean draft of a ship is the draft（）.
The company should establish and maintain procedures to control all documents and date which are relevant to（）.