词汇	sandwich coat
释义	sandwich coat ˈsænwidʒkəut夹心涂层
随便看	pressure release ventilation pressure release window pressure releasing pressure releasing zone pressurerelief pressure relief pressure-relief pressure relief and recovery thermal test pressure-relief boreholes pressure relief cap screws pressure-relief cap screws pressure relief cylinder pressure relief damper pressure relief device pressure-relief device Pressure-relief device of an arrester pressure-relief device of arrester pressure relief frequency pressure-relief gas extraction pressure relief model pressure relief on the sealing faces pressure relief on the sealing surfaces pressure relief opening pressure relief plug Pressure-relief principle