An airplane should NOT send which signal in reply to a surface craft?()
A、Opening and closing the throttle
B、Rocking the wings
C、Flashing the navigational lights off and on
D、Flashing Morse T
A、Opening and closing the throttle
B、Rocking the wings
C、Flashing the navigational lights off and on
D、Flashing Morse T
A、in the way B、the way C、by the way D、through the path
A、A.in the way B、B.the way C、C.by the way D、D.through the path
A、The plane is in distress and will have to ditch B、The plane is going to drop a package and wishes the vessel to recover it C、Someone is in distress in that direction and the vessel should follow and assist D、There is danger ahead and the best course is indicated by the direction of the aircraft
A、The plane is in distress and will have to ditch B、The plane is going to drop a package and wishes the vessel to recover it C、Someone is in distress in that direction and the vessel should follow and assist D、There is danger ahead and the best course is indicated by the direction of the aircraft
A、Fire a red flare at night or a red smoke signal by day B、Send the Morse signal N by flashing light C、Make a round turn (360°) and resume course D、Make an S turn (hard right then hard left) and resume course