A.maintain course and speed
B.alter course to give a wide clearance
C.report the whale's position to the Canadian Coast Guard
D.All of the above
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A.diving operations
B.dredging
C.fishing
D.mineclearance operations
A.engaged in underwater construction
B.under sail and power
C.a pilot vessel
D.trawling
A.three black shapes in a vertical line; the highest and lowest are balls，and the middle one is a diamond
B.three shapes in a vertical line; the highest and lowest are red balls，and the middle one is a white diamond
C.three black balls in a vertical line
D.two black balls in a vertical line
A.not under command
B.engaged on pilotage duty
C.restricted in her ability to maneuver
D.engaged in fishing
A.forward masthead light
B.after masthead light
C.stern light
D.All of the above
最新試題
A vessel trawling will display a（）.
A vessel or object being towed astern shall display a(n)（）.
A vessel not under command making way at night would show（）.
A vessel is heading magnetic north and its magnetic compass indicates a heading of 003°. What action should be taken to remove this error during compass adjustment? （）
A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.
A vessel showing a green light over a white light in a vertical line above the level of the sidelights is（）.
A vessel is considered to be “restricted in her ability to maneuver” under the Rules if she is （）.
A vessel is overtaking when she can see which light(s) of a vessel ahead?（）
A vessel not under command shall display（）.
（）is due，in spite of that the salvage services have been rendered by or to vessel belonged to the same owner.