A.coiling
B.faking
C.flemishing
D.thoroughfooting
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A.pilot charts
B.Notices to Mariners
C.Tide Tables
D.Current Tables
A.are sheet or layer clouds
B.have undergone great vertical development
C.are middle or high altitude clouds
D.are rain clouds
A.as a mass of warm，humid air rises into the atmosphere and cools，condensing moisture into small droplets
B.as winds blow across bodies of water，the sun causes the moisture to be absorbed and move upward forming clouds
C.dry air compresses moisture from the atmosphere into clouds
D.when the relative humidity of the atmosphere is low
A.high pressure fluid accumulators
B.driving air-powered plunger pumps
C.filling open-circuit breathing systems
D.bladder-type accumulators
A.Sailing Directions
B.Light List
C.List of Private Aids
D.Aids to Navigation Manual
最新試題
Daylight savings time is a form of zone time that adopts the time（）.
Channel 13 is primarily used for ship to ship communication. Channel 13 is also authorized for（）.
Considering the general circulation of the atmosphere，the wind system between latitudes 30°N and 60°N is commonly called the（）.
Day-shapes must be displayed（）.
Cumulonimbus clouds are formed by（）.
Clouds with the prefix “nimbo” in their name（）.
Concerning a celestial observation，the azimuth angle is measured from the principal vertical circle to the（）.
Chronometer error may be found by（）.
Compared to internal structural plating，the exterior hull plating on a ship is usually（）.
Clean air standards referred to as “Grade D” apply to compressed air for use in（）.