单词	上部建筑
释义	上部建筑 top-out
随便看	relief work relief worker relief workers relief works relief zero-lift relief valves relief valve;safety valve relief valve setting Relief valve setting too low relief valve solenoid relief valve spring relief valve unit relief valve with dashpot plunger relief valve with large flux relief variations relief vent relief vent shaft relief volume Relief was delivered in time Relief was flown to the flood-hit areas Relief was instantaneous relief water relief welding relief well relief zone