actual total loss
constructive total loss
general average
particular average
第1题：
A semisubmersible rig under tow should be ballasted down if ______.
A.motion begins to be excessive
B.water begins to break over the pontoons
C.period of roll exceeds 12 seconds
D.forward progress is halted by head wind
第2题：
A vessel engaged in mine clearance operations is called ______.
A.a vessel restricted in her ability to maneuver
B.a vessel not under command
C.a vessel constrained by her draught
D.a vessel not under way
第3题：
If a seaplane is not used as a means of transpiration on water but is capable of being used so，it shall ().
A.be regarded as a vessel not under command
B.be regarded as a vessel underway
C.be regarded as a vessel
D.be regarded as a sailing vessel
第4题：
be on an even keel
be trimmed slightly by the head
have a drag of not more than 60 - 90 centimeters
be ballasted so the forefoot is near the surface
第5题：
A vessel restricted by its ability to manoeuvre by the nature of its work or its deep draft is__
A.Hampered vessel
B.Giving way vessel
C.Vessel not under control
D.Disabled vessel
第6题：
______ can be regarded as a vessel restricted in her ability to maneuver．
A.Any aircraft designed to maneuver on the water
B.A vessel engaged in dredging，surveying or underwater operations
C.A vessel under sail provided that propelling machinery is not used
D.A small vessel sailing at night
第7题：
A vessel not under command sounds the same fog signal as a vessel ______.
A.engaged in towing
B.constrained by her draft
C.under sail
D.All of the above
第8题：
The Emergency Position Indicating Radiobeacon on a cargo vessel must be stowed ______.
A.in an inside passageway
B.in an approved bracket
C.so that it is accessible from the bridge of the vessel
D.so that it will float free if the vessel sinks
第9题：
A vessel under sail, displaying a black conical shape, point down, is regarded as ______.
A.Power driven
B.Sailing
C.Not under command
D.Fishing
第10题：
towing
constrained by her draft
under sail
All of the above