A.is a specialist hired for his local navigational knowledge
B.is solely responsible for the safe navigation of the vessel
C.relieves the Master of his duties
D.relieves the officer of the watch
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A.A sternlight only
B.Anchor lights only
C.A white light over a red light only
D.A white light over a red light and anchor lights
A.Riggins
B.Gears
C.Boarding arrangements
D.Fittings
最新試題
Which vessel may show three lights in a vertical line，the top and bottom being red and the middle being white? （）
From （）the mariner can understand the data of tide．
Please wireless to let me know （） I am to anchor or to meet pilot．
The first indications a mariner will have of the approach of a warm front will be （）.
Information on the operating times and characteristics of foreign radiobeacons can be found in which publication? （）
Temperature and moisture characteristics are modified in a warm or cold air mass due to （）.
Gangway （）with pilot ladder on my starboard side．
The characteristic of a lighted cardinal mark may be （）.
When a tug is pulling on a hawser at right angles to the ship，and the pilot wants to come ahead or astern on the ship’s engine，care must be taken that the pilot（）.
Is the pilot ladder all right at this （）