furnacesn.炉子，熔炉（furnace复数形式）furnacen.炉子；熔炉；闷热地带；严峻考验furnace processor高炉产量furnace technique筑炉工艺furnace reduction炉内还原furnace attendant炉工furnace annealing炉内退火furnace implosion炉膛内爆furnace shut down停炉furnace burdening装炉料,配炉料furnace accretion炉瘤furnace magnesite炉镁