A.there are fifteen pounds of CO2 in the container
B.the container，when full，weighs fifteen pounds
C.the pressure at the discharge nozzle is l5 psi
D.the empty container weighs fifteen pounds
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A.a safety line attached to a man working over the side
B.used to measure water depth
C.used to slow the headway of a barge
D.used to measure the overhead height of a bridge
A.join lines of equal size
B.form a temporary eye (loop) at the end of a line
C.be a stopper
D.keep a line from fraying
A.you can stop within your visibility range
B.you can take proper and effective action to avoid collision
C.you are traveling slower than surrounding vessels
D.no wake comes from your vessel
A.ferries
B.passenger liners
C.cruise ships
D.ocean going vessels
A.Manifest Certificate
B.Bill of Lading Certificate
C.Certificate of Nationality
D.Official Logbook
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A crew member has suffered frostbite to the toes of the right foot. Which is NOT an acceptable first aid measure?（）
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A “full service” Loran-C receiver will provide（）.
A backlash below a lock is defined as a（）.
A “figure eight” knot is used to（）.
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A chart with a natural scale of 1:160，000 is classified as a（）.
A continual worsening of the list or trim of any floating ship indicates（）.
A buoy with a composite group-flashing light indicates a(n)（）.
A ballasted vessel sinks enroute to a dry dock. Under these circumstances，the vessel’s owner can claim（）.