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
Which wind results from a land mass cooling more quickly at night than an adjacent water area?（）
Manoeuvring information can not be obtained from（）.
Bales close to the deckhead should be covered to prevent（）.
What is it called when it is possible to ignite the vapour above the oil?（）
The mean draft of a ship is the draft（）.
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
According to the relevant regulation, lifeboat should be powered by（）.
In the Northern hemisphere northerly winds may cause temperature（）.
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
（）is where the crew eat their meals.