A.It causes minimal damage
B.It is safer for personnel
C.It is cheaper
D.It is most effective on a per unit basis
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A.Grade A flammable liquid
B.Grade C flammable liquid
C.Grade D combustible liquid
D.Grade E combustible liquid
A.six months
B.one year
C.two years
D.thirty months
A.loss of pay during the period of such use
B.reprimand by the US Coast Guard
C.revocation of license or certificate
D.termination of employment
A.lower most continuous deck not broken by water tight bulkheads
B.after most weather deck above the main strength deck
C.upper or weather deck above the main strength deck
D.deck of light construction below the main or strength deck
A.seaplanes
B.non-displacement craft
C.barges
D.All of the above
最新試題
Cumulonimbus clouds are formed by（）.
Charts showing the coast of Mexico are produced by the United States（）.
Denebola is found in what constellation?（）
Dacron sails，when not in use，may be damaged if（）.
Clouds with the prefix “nimbo” in their name（）.
Clouds form（）.
Day-shapes must be displayed（）.
Concerning the identification signal for a pilot vessel，in fog，which statement is TRUE?（）
Complete information on weather broadcasts throughout the world is contained in（）.
Clean air standards referred to as “Grade D” apply to compressed air for use in（）.