RNP Required Navigation Performance 所需导航性能

ROC Rate of Climb 爬升率

RPV Residual Pressure Valve 剩余压力控制阀

RS Reverse Spark 逆火

RT Register Ton （商船）注册吨

RV Recreational Vehicle 休旅车

RWY Runway 跑道

S/D sailing date 启航日期

SA Selective Availability 选择可用性

SA-FV Separator Assembly-Fuel/Vacuum 分离器总成-燃油/真空

SAMC Secondary Air Management Control 二次空气控制系统

SAT Self Aligning Torque 自校准扭力

SB Secondary Battery 辅助蓄电池

SC service contract 服务合同

SCR specific commodity rate 指定商品运价

SCS Speed Controlled Spark 速度控制点火

SD surface charge destination 目的站地面运输费

SE Service Equipment 修理工具

SEC SEcurity Charge 安全附加费

Sen Sensor 传感器