A.Falling barometric pressure
B.Rising barometric pressure
C.The circulations of winds
D.The change of wind direction
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A.The persence of cirrus clouds
B.The low-hanging stratus clouds
C.The altocumulus clouds
D.The massive cumulus clouds
A.The persence of cirrus clouds
B.The low-hanging stratus clouds
C.The altocumulus clouds
D.The massive cumulus clouds
A.rain
B.high
C.layer
D.cirrus
A.rain
B.high
C.layer
D.cirrus
A.Rising clouds
B.Lowering clouds
C.Thickening clouds
D.Scattering clouds
最新試題
The ISM code is part of（）.
What is a CORRECT reply to a pilot’s request, How’s your heading?（）
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
The company should establish and maintain procedures to control all documents and date which are relevant to（）.
（）is on the panel of radar.
Which of the following shall not the officers in charge of the navigational watch do?（）
How long are you prohibited to consume alcohol prior to serving as a member of a watch?（）
When the wave period and the apparent rolling period are the same（）.
Which of the following is not a form of precipitation?（）
Before any loading takes place any signs of the previous cargo should do（）.