The radiotelephone message that indicates a station is about to transmit a message concerning the safety of navigation or important meteorological warnings commences with().
A、TTT
B、The spoken word PAN
C、The spoken word SECURITE
D、XXX
A、TTT
B、The spoken word PAN
C、The spoken word SECURITE
D、XXX
A、you must visually signal oncoming vessels B、you must immediately tie up in
A、You must visually signal oncoming vessels B、You must immediately tie up in
A、
A、Mate's license B、Restricted
A、A.
A、constitutes a violation of
A、Distress and alarm signals transmitted or intercepted B、Times of beginning and end of watch period C、Routine navigational traffic D、Daily statement about
A、A.a message about
A、A.a message about
A、a record of all routine calls B、a record of your transmissions only C、