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 celestial body’s complete orbit around another body is（）.
A “reaching” course is one in which the wind（）.
A continual worsening of the list or trim of any floating ship indicates（）.
A “sheepshank” is used to（）.
A backlash below a lock is defined as a（）.
A “full service” Loran-C receiver will provide（）.
A continuous watertight bulkhead on a ship is normally also a(n)（）.
A “spring line” is（）.
A ballasted vessel sinks enroute to a dry dock. Under these circumstances，the vessel’s owner can claim（）.