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單項選擇題

What does not contribute to the commercial GPS receiver position error（）.

A.Satellite clock
B.Ship's speed
C.Atmospheric/ionospheric propagation
D.Receiver

你可能感興趣的試題

單項選擇題

To obtain accuracy in fixing by DF，（）and three stations should be used.

A.Parallel bearings
B.Long-range bearings
C.Short-range bearings
D.Cross bearings

單項選擇題

The use of pulse groups and extremely precise timing at each Loran-C station makes possible the use of（）.

A.High frequency pulses
B.Combinations of high and low frequency pulses
C.The same frequency for all stations in a chain
D.Varied long and short pulses

What does not contribute to the commercial GPS receiver position error（）.

你可能感興趣的試題

To obtain accuracy in fixing by DF，（）and three stations should be used.

The use of pulse groups and extremely precise timing at each Loran-C station makes possible the use of（）.

To obtain accuracy in fixing by DF，（）and three stations should be used.