日期:2011-01-19 10:09
ROC With reference to our cable 參見我電
ROM With reference to our message 參見我電
ROT With reference to our telefram 參見我電
ROTLX With reference to our telex 參見我電
RPM Revolutions per minute 每分種轉數
RPT Repeat 重復
RS Radio station 無線電臺
RSVP Repondez s,11 vous plait 請回復
R/T,ROT Radio telephone 無線電話
RYC With reference to your cable 參見你電
RYM With reference to your message 參見你電
RYT With reference to your telegram