A、Roger wilco
B、Romeo，romeo，romeo
C、SOS acknowledged
D、Mayday roger
更多“Which radiotelephone signal indicates receipt of a distress message?（）”相关的问题
A、any transmission B、any harmful transmission C、to use radiotelephone D、using radiotelephone
A、There cannot be a radiotelephone located anywhere except in the wheelhouse B、The officer in charge of the wheelhouse is considered to have the radiotelephone watch C、Only distress messages may be transmitted over channel 13 D、Only the Master of the vessel is allowed to speak over the radiotelephone
A、you must visually signal oncoming vessels B、you must immediately tie up in the nearest port until the radiotelephone is repaired C、you must anchor until the radiotelephone is repaired D、the loss of the radiotelephone must be considered in navigating the vessel
A、You must visually signal oncoming vessels B、You must immediately tie up in the nearest port until the radiotelephone is repaired C、You must anchor until the radiotelephone is repaired D、The loss of the radiotelephone must be considered in navigating the vessel
A、Mate's license B、Restricted radiotelephone operator permit C、Second-class radio operator's license D、Seaman's document
A、Resume base course and speed as your assistance is no longer required B、Acknowledge receipt and advise your course，speed，and ETA C、Relay the original distress message as no other vessel has acknowledged it D、Monitor the radiotelephone but do not transmit
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