A.Admiralty List of Lights and Fog Signals
B.Admiralty Maritime Communications
C.Admiralty List of Radio Signals
D.Admiralty Digital List of Lights
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A.offshore set
B.onshore set
C.head current
D.fair or following current
A.navigational hazards and buoyage,meteorological data,details of pilotage,regulations,port facilities and guides to major port entry
B.information on charts
C.information on operational information and regulation
D.information on tides,currents and characteristics of the sea
A.The higher high waters
B.The lower high waters
C.The lower of the two daily tides
D.All high waters
A.Advised
B.Reported
C.Complied
D.Supplied
A.Power
B.Tower
C.Cover
D.Shower
最新試題
A vessel in distress should send by radio telephone the two tone alarm signal followed immediately by the().
After being rescued from the vessel accident,the people agreed that they had much to().
When an azimuth of the Sun has been taken and the deviation of the standard magnetic compass computed,the watch officer should record the results().
An orange flag showing a black circle and square is a().
A man aboard a vessel,signaling by raising and lowering his outstretched arms to each side,is indicating().
Many of the lights on this coast are placed so high as to be frequently obscured by().
After being launched from a vessel,totally enclosed survival craft which have been afloat over a long period require().
Aboard a survival craft,ether can be used to().
The daily predictions of the times and heights of high and low water for a selection of Standard Ports are given in().
To predict the actual depth of water using the Tide Tables,the number obtained from the Tide Tables is().