REF Reference 参考
REMOCON Remote control 遥控
REUTER Reuter’s News Agency 路透社
RGDS Regards 致意；此致
RGDG Regarding 关于
RI Registero Italiano 意大利船级社
RI Re insurance 重保
RNR Rumanian Register of shipping 罗马尼亚船舶登记局
ROTN.NO. Rotation number 序号
ROC With reference to our cable 参见我电
ROM With reference to our message 参见我电
ROT With reference to our telefram 参见我电
ROTLX With reference to our telex 参见我电
RPM Revolutions per minute 每分种转数
RPT Repeat 重复
RS Radio station 无线电台
RSVP Repondez s,11 vous plait 请回复
R/T,ROT Radio telephone 无线电话
RYC With reference to your cable 参见你电
RYM With reference to your message 参见你电
RYT With reference to your telegram 参见你电
RYTLX With reference to your telex 参见你电
RX Receiver 接收机
RIP Return insurance premium 退保费
R/V Round voyage 往返航次
RO/RO Roll on /roll off 滚上/滚下
RDF Radio direction finder 无线电测向仪
RFC Return empties from the consignee 收货人送回空箱
RDL Redelivered to lessor 还箱给出租人
RL;R/L Radio location 无线电定位
RV Research vessel 考察船
RAM Reports and memoranda 报告和备忘录
RD Registered 已注册，已登记
S South 南
SA Shipping advice 装船通知
S.A. Societe anonyme [法，意，西班牙]公司
S/A Statement of account 帐单
SAR Search and rescue 搜索救援
SAT NAV Satellite navigator 卫星导航仪
SAT Saturday 星期六
SASHEX Saturday afternoon sunday holiday excluded 不包括星期六下午，星期天，节假日
S/B Stand by 等待
SB Safe berth 安全泊位
SBE Stand by engine 备机
SBS Surveyed before shipment 装船前已检验
SBT Segregated ballast tank 分隔压舱水柜
SC Salvage charges 救助费用
SCC Safety construction certificate 结构安全证书
SD Sea damage 海上损坏
SD Short delivery 短交（货物）
SD Single deck 单层甲板
SDR Special drawing right 特殊提款权
SEC Second 秒
SEC Safety equipment certificate 安全设备证书
