When you hear three short blasts on the ships whistle and the same signal on the general alarm bells, you ().
A、are required to go to your life-raft
B、are dismissed from drills
C、should point to the man overboard
D、should start the fire pump
A、are required to go to your life-raft
B、are dismissed from drills
C、should point to the man overboard
D、should start the fire pump
A、Give full right rudder B、Give full left rudder C、Put the rudder amidships D、Throw a life ring to mark the spot
A、vessel not under command B、sailing vessel C、vessel being towed (manned) D、vessel being towed (unmanned)
A、A.a message about the safety of navigation will follow B、B.a message of an urgent nature about the safety of a ship will follow C、C.the sender is in distress and requests immediate assistance D、D.you should secure your radiotelephone