A.with
B.in
C.to
D.on
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A.hard iron
B.soft iron
C.vertical iron only
D.horizontal iron only
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
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
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A heavy steel curved arch constructed athwartships and above the after deck on a towing vessel is sometimes called a（）.
It is not necessary to declare（）in the Health List.
A helmsman receives the command “Right 15 degrees rudder.”The helmsman’s IMMEDIATE reply should be（）.
An obstruction on a helodeck is any object that might present a hazard to the（）.
A fire has broken out on the stern of your vessel. You should maneuver your vessel so the wind （）.
A large basin cut into the shore，closed off by a caisson，and used for dry docking of ships is known as a（）.
Permanent magnetism is caused by（）.
A large metallic device，mounted directly in the piping (usually located at the dock near the point where the vapor hose is attached)，designed to prevent the passage of a rapidly moving flame through the piping is called a（）.
A head-on situation at night is one in which you see dead ahead a vessel showing（）.
A flooded leg on a liftboat would adversely affect the vessel’s stability underway by（）.