單項選擇題

Loran-C uses the multiple pulse system because（）.

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

你可能感興趣的試題

單項選擇題

Loran-C is which type of system（）.

A.Reflected electron
B.Electrical radiation
C.Quarterpoint electrical navigation
D.Hyperbolic radio navigation

單項選擇題

In using Loran-C，skywave reception gives greater range but is（）.

A.only accurate during daylight hours
B.much less accurate
C.only accurate at twilight
D.more accurate than using ground waves

99色精品-9色在线-99色在线-99色视频 国产欧美日产一区二区三区_亚洲精品亚洲人成在线观看_四虎在线精品永久观看_免费一级a一片久久精

Loran-C uses the multiple pulse system because（）.

你可能感興趣的試題

Loran-C is which type of system（）.

In using Loran-C，skywave reception gives greater range but is（）.

99色精品-9色在线-99色在线-99色视频国产欧美日产一区二区三区_亚洲精品亚洲人成在线观看_四虎在线精品永久观看_免费一级a一片久久精

In using Loran-C，skywave reception gives greater range but is（）.