A.in high latitudes
B.near the equator
C.on north or south headings
D.on intercardinal headings
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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.true bearing of the transmitter
B.relative bearing of the transmitter
C.heading of the vessel
D.time of reception
A.varies depending upon the bearing used
B.is the angular difference between magnetic north and compass north
C.is published on the compass rose on most nautical charts
D.is the angular difference between geographic and magnetic meridians
A.RINGS INT
B.SWEEP INT
C.REPEATER
D.GONIOMETER
A.ZERO CLEARING
B.ANTI-CLUTTER-RAIN
C.DIMMER
D.CURSOR
最新試題
（）is not an alarm required by IMO standards to be available on the ECDIS.
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.
Would you please（）on the radar?
Which statement concerning GPS is TRUE（）.
What does not contribute to the commercial GPS receiver position error（）.
（）is a digitized“picture”of a chart.
When navigating using DGPS（Differential Global Positioning System）you may expect your position to be accurate to within a radius of（）.
Loran-C is which type of system（）.
Would you mind（）your DF?
To obtain accuracy in fixing by DF，（）and three stations should be used.