A.by
B.with
C.on
D.in
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A.cable areas
B.dumping grounds
C.fish trap areas
D.precautionary areas
A.the period of darkness exceeds the period of light
B.there is only a partial eclipse of the light
C.the periods of light and darkness are equal
D.the period of light exceeds the period of darkness
A.After boarding the pilot
B.After the pilot leaving the ship
C.After the pilot going on board
D.After taking the pilot
A.high barometric pressure
B.jet stream
C.storm surge
D.torrential rains
A.on
B.of
C.in
D.for
最新試題
The period at high or low tide during which there is no change in the height of the water is called the （）.
Clearance gauges at bridges indicate （）.
An occulting light is one in which （）.
The meaning of ebb tide is that （）.
Information on the operating times and characteristics of foreign radiobeacons can be found in which publication? （）
A vessel is entering port A for the first time and has a Pilot conning the vessel. The Master is unsure that the Pilot is taking sufficient action to prevent a collision. What should the Master do（）.
Above-normal tides near the center of a hurricane maybe caused by the （）.
Clearances of bridges and overhead cables below Bonneville Dam refer to heights in feet above mean （）.
During a period of whiteout，you should expect which of the following（）.
The height of eye correction is smaller than geometrical dip because of （）.