A vessel aground would show the same dayshape as a ______.
A.vessel towing a submerged object
B.dredge underway and dredging
C.hydrographic survey vessel at anchor and surveying
D.None of the above
第1题:
A towing vessel pushing a barge ahead and rigidly connected in a composite unit shall show the lights of ______.
A.A vessel towing by pushing ahead
B.A power-driven vessel,not towing
C.A barge being pushed ahead
D.Either answer A or answer B
第2题:
a vessel towing by pushing ahead
a power-driven vessel,not towing
a barge being pushed ahead
either answer A or answer B
第3题:
increase control of the tow
prevent the towing vessel from going in irons
make the towing vessel less maneuverable
reduce shock stress on the towing hawser
第4题:
only a stern light
a towing light above the stern light
two towing lights in a vertical line
two white lights in a vertical line
第5题:
need not show the lights for a vessel engaged in towing,if it is impractical to do so
may show the lights for a vessel not under command
must show a yellow light above the stern light
must show the lights for a vessel towing
第6题:
a forward masthead light
sidelights and a sternlight
a towing light
All of the above
第7题:
A vessel engaged in underwater operations
A vessel engaged in mine clearance
A vessel engaged on pilotage duty
A vessel engaged in survey operations
第8题:
vessel not under command
air cushion vessel in the nondisplacement mode
vessel towing a submerged object
vessel engaged in diving operations
第9题:
the masthead lights for a towing vessel
the lights for a vessel restricted in her ability to maneuver
sidelights,stern light,and towing light
All of the above
第10题:
yellow lights at each end
two red lights in a vertical line
a black ball
a diamond shape
第11题:
pushed ahead
towed alongside
towed astern
Any of the above
第12题:
not under command lights
restricted in her ability to maneuver lights
anchor lights
sidelights and a sternlight
第13题:
Deviation in a compass is caused by the ______.
A.vessel’s geographic position
B.vessel’s heading
C.earth’s magnetic field
D.influence of the magnetic materials of the vessel
第14题:
One
Two
Three
Four
第15题:
By day,she shall carry a black cylinder shape
By day,she shall carry two black balls in a vertical line
By night,she would show the same lights as a vessel not under command
By day,she would show the same shapes as a vessel restricted in her ability to maneuver
第16题:
three masthead lights in a vertical line instead of either the forward or after masthead light
two masthead lights in a vertical line instead of either the forward or after masthead lights
two towing lights in a vertical line at the stern
a small white light aft of the funnel
第17题:
only the lights for a vessel towing
only the lights for a vessel restricted in her ability to maneuver
the lights for a towing vessel and the lights for a vessel restricted in her ability to maneuver
the lights for a towing vessel and the lights for a vessel not under command
第18题:
two towing lights in a vertical line
a towing light in a vertical line above the sternlight
two towing lights in addition to the sternlight
a small white light in lieu of the sternlight
第19题:
vessel towing a submerged object
dredge underway and dredging
hydrographic survey vessel at anchor and surveying
None of the above
第20题:
bow
mid-section
stern
All of the above
第21题:
yellow lights at each end
two red lights in a vertical line
a black ball
a diamond shape
第22题:
tow strain
catenary length
being in step
Williamson's Tow
第23题:
vessel laying cable
vessel towing a submerged object
vessel not under command
air cushion vessel