单词	防火剂
释义	防火剂医fireproofing agents
随便看	standard population standard port standard position Standard Positioning Service standard positioning service, SPS standard positioning system standard position price of commodity standard position price of comonodity standard position service standard postlude standard potential standard potential series standard potential transformator standard potential transformer standard potentiometer standard pound standard powder standard power standard power meter standard practice Standard Practice Bulletin Standard Practice for Abrading Concrete standard practice for live staking standard practice for radiographic examination Standard Practice for Rotameter Calibration