"For a given radar system, its performance is limited by ____.
A.transmitter power
B.aerial gain and the ability of observer
C.weather and atmospheric conditions
D.all of the above"
正确答案是D
"For a given radar system, its performance is limited by ____.
A.transmitter power
B.aerial gain and the ability of observer
C.weather and atmospheric conditions
D.all of the above"
正确答案是D