A.My using
B.I use
C.To use
D.I will use
您可能感興趣的試卷
你可能感興趣的試題
A.Rate of turn
B.Latitude and longitude
C.Navigational status
D.All of the above
A.Call sign and IMO number
B.Course over ground and MMSI
C.MMSI number and call sign
D.Route Plan and navigational status
A.A decreasing reading on loran pair 9960-X
B.The bearing of Wolf Trap Light changing to the right
C.Increasing soundings
D.The bearing of Wolf Trap Light changing to the left
A.It cannot be used in all parts of the world
B.There are 12 functioning GPS satellites at present
C.It may be suspended without warning
D.Two position lines are used to give a 2D fix
A.Pulse width
B.Pulse repetition frequency
C.Peak power
D.Target brightness
最新試題
The time interval between the transmission of signals from a pair of Loran-C stations is very closely controlled and operates with().
The loran lines drawn on navigation charts represent().
Loran-C uses the multiple pulse system because().
Which of the following statements is TRUE regarding crane operations().
Which statement concerning GPS is TRUE().
Loran-C is which type of system().
The receiver uses()satellites to compute latitude,longitude,altitude,and velocity.
The line connecting the Loran-C master station with a secondary station is called the().
()is a digitized“picture”of a chart.
In using Loran-C,skywave reception gives greater range but is().