A.lashings on the floor of the raft for the passenger's feet
B.straps from the overhead
C.lifelines on the inside of the raft
D.ridges in the floor of the raft
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A.thunderstorms，hail，and then rapid clearing
B.increasing cloud cover lasting for several days
C.lengthy wet weather
D.low ceilings with thick cirrus clouds
A.Squally
B.Isolated
C.Scattered
D.Occasional
A.Developed low
B.Developing low
C.Being developed low
D.Low to be developed
A.SHLW
B.SCTD
C.OBS
D.SW
A.Traffic Separation Schemes
B.Recommended tracks
C.Precautionary areas
D.Inshore traffic zones
最新試題
The dense black cumulonimbus clouds surrounding the eye of a hurricane are called（）.
Weather forecast messages are usually（）.
When steering on autopilot which of the following input conditions may NOT have an effect on the control of the steering gear（）.
The Beaufort scale is used to estimate the（）.
If your weather bulletin shows the center of a low pressure area to be 100 miles due east of your position，what winds can you expect in the Northern Hemisphere?（）.
While on watch，you notice that the air temperature is dropping and is approaching the dew point.Which type of weather should be forecasted（）.
Weather information is available from（）.
Weather observations provided by each weather station include all of the following except（）.
Of the following，（）is not a wind．
What benefit is a weather bulletin to a mariner（）.