A.enter a traffic separation zone
B.cross a submerged pipeline
C.depart a regulated area
D.depart a restricted area
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A.spider element
B.sensitive element
C.link arm
D.pickup transformer
A.VHF
B.Steering Gear
C.Rudder Indicator
D.Loran
A.make
B.be made
C.not make
D.not be made
A.remains aligned with compass north
B.also turns to starboard
C.first turns to starboard then counterclockwise to port
D.turns counterclockwise to port
A.spider element
B.mercury ballistic
C.gyrotron
D.rotor
最新試題
The heading of a vessel is indicated by what part of the compass? （）
（）is a digitized“picture”of a chart.
Loran-C is which type of system（）.
While you are at anchor，what will serve as a positive warning that you are drifting towards the wrecks located to the NW and SW of your 2215 position（）.
The use of pulse groups and extremely precise timing at each Loran-C station makes possible the use of（）.
Which one of the followings does not limit the effective range of radar（）.
You are about to go to sea and adjust the magnetic compass．To expedite the adjustment at sea，in what order should the following dockside adjustments be made（）.
Radar makes the most accurate determination of the（）.
Automatic identification systems（AIS）are required to（）.
To obtain accuracy in fixing by DF，（）and three stations should be used.