furnace arch

... front arch furnace 有前拱的炉膛 combination arch furnace 带复式拱的炉堂 furnace arch 折焰角 ; 炉拱 ...

 nose

... 折焰角 furnace arch ; nose 折牌角: Crimp 折牌角 Crimp ...

 arch nose

... arch motor 拱式电动机 arch nose 折焰角，折焰拱，鼻形拱 arch roof (炉膛，燃烧室)拱顶 ...