If a pilot embarks a ship, we need to hoist ______ and lower ________.
A、flag “H”; flag “G”;
B、flag “G”; flag “H”;
C、flag “O”; flag “H”;
D、flag “G”; flag “O”
发布时间:2025-07-07 14:26:14
A、flag “H”; flag “G”;
B、flag “G”; flag “H”;
C、flag “O”; flag “H”;
D、flag “G”; flag “O”