A.polar easterlies
B.prevailing westerlies
C.roaring forties
D.jet streams
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A.Sailing plans to be sent before departure
B.More frequent reports in heavy weather
C.Arrival reports to be sent within 8 hours of arrival
D.A position report within 24 hours of departure
A.Bora
B.Gust
C.Gregale
D.Floe
A.South to west
B.South to east
C.West to north
D.North to east
A.Drops，and the temperature drops
B.Drops，and the temperature rises
C.Rises，and the temperature drops
D.Rises，and the temperature rises
A.she requested shelter permission
B.she intended to berth at port of KAGOSHIMA
C.she intended to change her course
D.she was reporting to the port that a tropical storm is coming
最新試題
It is predicted that heavy rains are（）to flood the harbor and its vicinity in a few days.
The winds you would expect to encounter in the North Atlantic between latitudes 5° and 30° are known as the（）.
The area of strong westerly winds occurring between 40°S and 60°S latitude is called the（）.
West backing south-west gale 8 locally storm 10（）then rain or sleet mainly good.
Widely spaced isobars on a weather map indicate（）.
HIGH WAVES；DENSE STREAKS OF FOAM ALONG THE DIRECTION OF THE WIND；CRESTS OF WAVES BEGIN TO TOPPLE，TUMBLE AND ROLL OVER；SPRAY MAY AFFECT VISIBILITY.This condition is likely to be termed（）.
INTERTROPICAL CONVERGENCE ZONE OVER SOUTH PHILIPPINE PASSING OVER MINDANAO NORTHERN SULU AND PALAWAN.This paragraph is likely to be under the heading of（）.
If the sky was clear，with the exception of a few cumulus clouds，it would indicate（）.
In Beaufort Scale，the wind force 7 with speed of 28-33 knots is defined as（）.
The AMVER system requires（）.