()should be used during the poor visibilit
题型:单项选择题
问题:
()should be used during the poor visibility if the radar’s screen shows heavy sea returns.
A.Gain Control
B.Brilliant Control
C.Anti-clutter Sea Control
D.Sweep Intercept
()should be used during the poor visibility if the radar’s screen shows heavy sea returns.
A.Gain Control
B.Brilliant Control
C.Anti-clutter Sea Control
D.Sweep Intercept