烟管火警系统    smoke pipe fire alarm system

烟管锅炉    smoke tube boiler

烟管式火警装置    smoke tube type fire alarm system

整体螺桨    solid propeller

螺旋螺桨    spiral propeller

喷水泵    spray pump

备用泵    stand-by pump

蒸气锅炉    steam boiler

蒸气产生器    steam generator

蒸汽加热器,蒸汽暖炉    steam heater

蒸汽再热器    steam reheater

蒸气过热器    steam superheater

蒸汽涡轮发电机    steam turbogenerator

直通加热器    straight flow heater

残油泵,收舱泵    stripping pump

次空泡螺桨    subcavitating propeller

沉水泵,沉入式泵    submerged (or sinking) pump

深水泵,沉入式泵    submergeol pump

潜水泵    submersible (or submerged ) pump

吸入泵    suction pump

超高压锅炉    super high pressure boiler

超空蚀螺桨    supercavitating propeller

增压泵    supercharging pump

过热器    superheater

表面冷却器    surface cooler

同步发电机    synchronous generator