A.operation of electrical equipment and generators on board ship
B.the earth's magnetic field affecting the ship's hard iron during construction
C.the horizontal component of the earth's magnetic field acting on the horizontal soft iron
D.the vertical component of the earth's magnetic field acting on the vertical soft iron
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A.Appendicitis
B.Cholera
C.Plague
D.Typhus fever
A.Jaundice by fever
B.Acute skin rash or eruption with or without fever
C.Duodenitis
A.Drape along brackets
B.Leave in place while back loading cargo to save time
C.Hang vertically in the paint locker
D.All of the above
A.three barrels
B.four barrels
C.six barrels
D.eight barrels
A.procedures for accepting cargo securing devices
B.procedures for maintaining and repairing cargo-securing devices
C.record of cargo securing device inspections
D.All of the above
最新試題
A hand held instrument used to measure distances between objects and the ship is a（）.
A jack-up drilling unit elevated on the Outer Continental Shelf must have a fog horn that will sound（）.
A head-on situation at night is one in which you see dead ahead a vessel showing（）.
A large basin cut into the shore，closed off by a caisson，and used for dry docking of ships is known as a（）.
Please supply 200 tons of fresh water（）my ship.
An inert gas system on a tanker should be used to（）.
A large vessel is equipped with a controllable pitch propeller. Which statement is TRUE?（）
A frame with two，or sometimes four，arms through which are threaded the guidelines and which is used to keep the drill stem and bit in line with the center opening in the temporary guide base is the（）.
A fishing vessel displaying the lights shown is（）.
Permanent magnetism is caused by（）.