A.DCU
B.UTC
C.ENC
D.MENU
您可能感興趣的試卷
你可能感興趣的試題
A.AIS
B.ECDIS
C.GPS
D.VDR
A.direction of a target
B.distance to a target
C.size of a target
D.shape of a target
A.Bell alarm to warn the user
B.Lighted alarm signal to warn the user
C.Alternate signal keying system
D.View finder for each station
A.Less signal energy is necessary for receiver operation
B.More signal energy is available at the receiver
C.It significantly increases the peak power
D.It increases the signal capacity
A.Reflected electron
B.Electrical radiation
C.Quarterpoint electrical navigation
D.Hyperbolic radio navigation
最新試題
The operation of which aids to navigation may be suspended during war or national emergency（）.
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）（）.
Which statement concerning GPS is TRUE（）.
（）is not a factor which will affect the accuracy of GPS receiver.
What does not contribute to the commercial GPS receiver position error（）.
The receiver uses（）satellites to compute latitude，longitude，altitude，and velocity．
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（）.
Loran-C is which type of system（）.
（）is not a component of GPS.