A.RINGS INT
B.SWEEP INT
C.REPEATER
D.GONIOMETER
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A.ZERO CLEARING
B.ANTI-CLUTTER-RAIN
C.DIMMER
D.CURSOR
A.bearing circle
B.pelorus
C.bearing bar
D.alidade
A.spider element
B.sensitive element
C.link arm
D.pickup transformer
A.high or low
B.AC or DC
C.strong or weak
D.on or off
A.gyro-compass
B.marine radar
C.DF
D.navigational satellite
最新試題
When your vessel is proceeding to the area of traffic density，（）is used to determine the exact ranges of other ships or objects in the vicinity.
Would you please（）on the radar?
With respect to automatic identification systems（AIS），which information is expected to be broadcast every 1 to 10 seconds（）.
（）is not an alarm required by IMO standards to be available on the ECDIS.
The correction to be applied to a Loran-C reading when matching a sky wave to a ground wave may be found（）.
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（）.
Loran-C is which type of system（）.
The heading of a vessel is indicated by what part of the compass? （）
Which of the following statements is TRUE regarding automatic identification systems（AIS）（）.
The（）transmits own ship data cyclically via two defined VHF channels and receives the same data of the other ships and objects that are equipped with AIS systems.