A.sound signal
B.light signal
C.visual signal
D.radiotelephone
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A.icebreaker support is finished
B.icebreaker support is commencing
C.the icebreaker is icebound
D.the icebreaker is beset
A.I am altering my course to starboard
B.I am altering my course to port
C.I am operating astern propulsion
D.My vessel is stopped and making no way through the water
A.Bruce anchor
B.Dunn anchor
C.Hook anchor
D.Danforth anchor
A.naphtha，vm and p
B.tridecanol
C.cottonseed oil
D.camphor oil
A.piperyline
B.motor gasoline
C.kerosene
D.mineral spirits
最新試題
Explosive and flammable gasses are most likely to be encountered on a vessel（）.
An all-round flashing yellow light may be exhibited by a(n)（）.
An icebreaker may use the code letter “K” to remind ships of their obligation to listen continuously on their radio. This signal may be made by any of the following EXCEPT（）.
An example of a grade B product is（）.
An advantage of using chain lashing on heavy vehicles aboard Ro-Ro vessels is that it（）.
An example of an anchor which has a stock is a（）.
An advantage of the Christmas Tree towing method is to（）.
Antiseptics are used principally to（）.
Air circulation is caused or affected by（）.
All OSV personnel should be familiar with survival craft（）.