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 conscious victim who has suffered a blow to the head has symptoms that indicate the possibility of concussion. If the patient feels no indication of neck or spine injury，recommended treatment would include（）.
A copy of the Articles of Agreement，less the signatures，is required to be posted. This document is called the（）.
A CO2 extinguisher on a ship which has lost 10% of its charge must be（）.
A buoy with a composite group-flashing light indicates a(n)（）.
A crew member reports that the high-pressure alarm light of a low-pressure CO2 fixed fire extinguishing system is illuminated. The most probable cause of this condition would be that（）.
A chart projection depicting the poles and a small area on either side of a connecting meridian，that is sometimes used for star charts，is the（）.
A crew member has suffered frostbite to the toes of the right foot. Which is NOT an acceptable first aid measure?（）
A “fifteen-pound” CO2 extinguisher is so called because（）.
A “check” line is（）.
A backlash below a lock is defined as a（）.