A.RINGS INT
B.SWEEP INT
C.REPEATER
D.GONIOMETER
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A.in high latitudes
B.near the equator
C.on north or south headings
D.on intercardinal headings
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
最新試題
（）is not a component of GPS.
With respect to automatic identification systems（AIS），which information is expected to be broadcast every 1 to 10 seconds（）.
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（）.
Which one of the followings does not limit the effective range of radar（）.
Most modern Loran-C receivers，when not tracking properly，have a（n）（）.
When navigating using DGPS（Differential Global Positioning System）you may expect your position to be accurate to within a radius of（）.
The receiver uses（）satellites to compute latitude，longitude，altitude，and velocity．
（）is not a factor which will affect the accuracy of GPS receiver.
If the radio signal ground wave extends out for less distance than the minimum skywave distance，there is an area in which no signal is received．This is called the（）.
The use of pulse groups and extremely precise timing at each Loran-C station makes possible the use of（）.